Home / 9,369.28-14,066.88-4,755.52

Finding the Fourth Proportional to 9,369.28, 14,066.88 and 4,755.52

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Solution

The fourth proportional to 9,369.28, 14,066.88 and 4,755.52 is: 7,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369.28 : 14,066.88 = 4,755.52 : x
  2. Step 2: Convert to fraction form
    9,369.28/14,066.88 = 4,755.52/x
  3. Step 3: Cross multiply
    9,369.28x = 14,066.88 × 4,755.52
  4. Step 4: Simplify right side
    9,369.28x = 66,895,329.18
  5. Step 5: Solve for x
    x = 66,895,329.18/9,369.28
  6. Step 6: Final answer
    x = 7,139.86

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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.