Home / 9,645.28-14,470.14-4,098.80

Finding the Fourth Proportional to 9,645.28, 14,470.14 and 4,098.80

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Solution

The fourth proportional to 9,645.28, 14,470.14 and 4,098.80 is: 6,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.28 : 14,470.14 = 4,098.80 : x
  2. Step 2: Convert to fraction form
    9,645.28/14,470.14 = 4,098.80/x
  3. Step 3: Cross multiply
    9,645.28x = 14,470.14 × 4,098.80
  4. Step 4: Simplify right side
    9,645.28x = 59,310,261.38
  5. Step 5: Solve for x
    x = 59,310,261.38/9,645.28
  6. Step 6: Final answer
    x = 6,149.15

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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.