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Finding the Fourth Proportional to 9,323.34, 13,985.02 and 6,392.76

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Solution

The fourth proportional to 9,323.34, 13,985.02 and 6,392.76 is: 9,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.34 : 13,985.02 = 6,392.76 : x
  2. Step 2: Convert to fraction form
    9,323.34/13,985.02 = 6,392.76/x
  3. Step 3: Cross multiply
    9,323.34x = 13,985.02 × 6,392.76
  4. Step 4: Simplify right side
    9,323.34x = 89,402,844.49
  5. Step 5: Solve for x
    x = 89,402,844.49/9,323.34
  6. Step 6: Final answer
    x = 9,589.14

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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.