Home / 10,356.76-15,531.69-3,335.13

Finding the Fourth Proportional to 10,356.76, 15,531.69 and 3,335.13

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Solution

The fourth proportional to 10,356.76, 15,531.69 and 3,335.13 is: 5,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.76 : 15,531.69 = 3,335.13 : x
  2. Step 2: Convert to fraction form
    10,356.76/15,531.69 = 3,335.13/x
  3. Step 3: Cross multiply
    10,356.76x = 15,531.69 × 3,335.13
  4. Step 4: Simplify right side
    10,356.76x = 51,800,205.27
  5. Step 5: Solve for x
    x = 51,800,205.27/10,356.76
  6. Step 6: Final answer
    x = 5,001.58

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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.