Home / 10,495.16-15,752.50-5,304.68

Finding the Fourth Proportional to 10,495.16, 15,752.50 and 5,304.68

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Solution

The fourth proportional to 10,495.16, 15,752.50 and 5,304.68 is: 7,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.16 : 15,752.50 = 5,304.68 : x
  2. Step 2: Convert to fraction form
    10,495.16/15,752.50 = 5,304.68/x
  3. Step 3: Cross multiply
    10,495.16x = 15,752.50 × 5,304.68
  4. Step 4: Simplify right side
    10,495.16x = 83,561,971.70
  5. Step 5: Solve for x
    x = 83,561,971.70/10,495.16
  6. Step 6: Final answer
    x = 7,961.95

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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.