Home / 8,887.28-13,332.56-3,693.56

Finding the Fourth Proportional to 8,887.28, 13,332.56 and 3,693.56

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Solution

The fourth proportional to 8,887.28, 13,332.56 and 3,693.56 is: 5,541.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.28 : 13,332.56 = 3,693.56 : x
  2. Step 2: Convert to fraction form
    8,887.28/13,332.56 = 3,693.56/x
  3. Step 3: Cross multiply
    8,887.28x = 13,332.56 × 3,693.56
  4. Step 4: Simplify right side
    8,887.28x = 49,244,610.31
  5. Step 5: Solve for x
    x = 49,244,610.31/8,887.28
  6. Step 6: Final answer
    x = 5,541.02

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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.