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Finding the Fourth Proportional to 9,909.02, 14,863.14 and 3,335.06

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Solution

The fourth proportional to 9,909.02, 14,863.14 and 3,335.06 is: 5,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.02 : 14,863.14 = 3,335.06 : x
  2. Step 2: Convert to fraction form
    9,909.02/14,863.14 = 3,335.06/x
  3. Step 3: Cross multiply
    9,909.02x = 14,863.14 × 3,335.06
  4. Step 4: Simplify right side
    9,909.02x = 49,569,463.69
  5. Step 5: Solve for x
    x = 49,569,463.69/9,909.02
  6. Step 6: Final answer
    x = 5,002.46

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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.