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Finding the Fourth Proportional to 7,365.66, 11,048.49 and 2,175.18

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Solution

The fourth proportional to 7,365.66, 11,048.49 and 2,175.18 is: 3,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.66 : 11,048.49 = 2,175.18 : x
  2. Step 2: Convert to fraction form
    7,365.66/11,048.49 = 2,175.18/x
  3. Step 3: Cross multiply
    7,365.66x = 11,048.49 × 2,175.18
  4. Step 4: Simplify right side
    7,365.66x = 24,032,454.48
  5. Step 5: Solve for x
    x = 24,032,454.48/7,365.66
  6. Step 6: Final answer
    x = 3,262.77

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.