Home / 10,207.62-15,304.71-4,932.21

Finding the Fourth Proportional to 10,207.62, 15,304.71 and 4,932.21

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Solution

The fourth proportional to 10,207.62, 15,304.71 and 4,932.21 is: 7,395.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.62 : 15,304.71 = 4,932.21 : x
  2. Step 2: Convert to fraction form
    10,207.62/15,304.71 = 4,932.21/x
  3. Step 3: Cross multiply
    10,207.62x = 15,304.71 × 4,932.21
  4. Step 4: Simplify right side
    10,207.62x = 75,486,043.71
  5. Step 5: Solve for x
    x = 75,486,043.71/10,207.62
  6. Step 6: Final answer
    x = 7,395.07

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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.