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Finding the Fourth Proportional to 9,372.11, 14,003.28 and 9,045.27

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Solution

The fourth proportional to 9,372.11, 14,003.28 and 9,045.27 is: 13,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.11 : 14,003.28 = 9,045.27 : x
  2. Step 2: Convert to fraction form
    9,372.11/14,003.28 = 9,045.27/x
  3. Step 3: Cross multiply
    9,372.11x = 14,003.28 × 9,045.27
  4. Step 4: Simplify right side
    9,372.11x = 126,663,448.49
  5. Step 5: Solve for x
    x = 126,663,448.49/9,372.11
  6. Step 6: Final answer
    x = 13,514.94

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Half scale
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Double scale
Find fourth proportional to 9,373.11, 14,004.77 and 9,046.27
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.