Home / 9,127.62-13,691.70-3,582.36

Finding the Fourth Proportional to 9,127.62, 13,691.70 and 3,582.36

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Solution

The fourth proportional to 9,127.62, 13,691.70 and 3,582.36 is: 5,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.62 : 13,691.70 = 3,582.36 : x
  2. Step 2: Convert to fraction form
    9,127.62/13,691.70 = 3,582.36/x
  3. Step 3: Cross multiply
    9,127.62x = 13,691.70 × 3,582.36
  4. Step 4: Simplify right side
    9,127.62x = 49,048,598.41
  5. Step 5: Solve for x
    x = 49,048,598.41/9,127.62
  6. Step 6: Final answer
    x = 5,373.65

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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.