Home / 9,114.40-13,593.86-8,956.52

Finding the Fourth Proportional to 9,114.40, 13,593.86 and 8,956.52

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Solution

The fourth proportional to 9,114.40, 13,593.86 and 8,956.52 is: 13,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.40 : 13,593.86 = 8,956.52 : x
  2. Step 2: Convert to fraction form
    9,114.40/13,593.86 = 8,956.52/x
  3. Step 3: Cross multiply
    9,114.40x = 13,593.86 × 8,956.52
  4. Step 4: Simplify right side
    9,114.40x = 121,753,678.97
  5. Step 5: Solve for x
    x = 121,753,678.97/9,114.40
  6. Step 6: Final answer
    x = 13,358.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.