Home / 9,972.28-13,761.54-5,495.92

Finding the Fourth Proportional to 9,972.28, 13,761.54 and 5,495.92

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Solution

The fourth proportional to 9,972.28, 13,761.54 and 5,495.92 is: 7,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.28 : 13,761.54 = 5,495.92 : x
  2. Step 2: Convert to fraction form
    9,972.28/13,761.54 = 5,495.92/x
  3. Step 3: Cross multiply
    9,972.28x = 13,761.54 × 5,495.92
  4. Step 4: Simplify right side
    9,972.28x = 75,632,226.63
  5. Step 5: Solve for x
    x = 75,632,226.63/9,972.28
  6. Step 6: Final answer
    x = 7,584.25

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1.5x scale

Why These Related Problems?

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