Home / 8,332.20-11,502.96-5,645.28

Finding the Fourth Proportional to 8,332.20, 11,502.96 and 5,645.28

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Solution

The fourth proportional to 8,332.20, 11,502.96 and 5,645.28 is: 7,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.20 : 11,502.96 = 5,645.28 : x
  2. Step 2: Convert to fraction form
    8,332.20/11,502.96 = 5,645.28/x
  3. Step 3: Cross multiply
    8,332.20x = 11,502.96 × 5,645.28
  4. Step 4: Simplify right side
    8,332.20x = 64,937,430.03
  5. Step 5: Solve for x
    x = 64,937,430.03/8,332.20
  6. Step 6: Final answer
    x = 7,793.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.