Home / 10,371.90-15,560.52-2,976.87

Finding the Fourth Proportional to 10,371.90, 15,560.52 and 2,976.87

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Solution

The fourth proportional to 10,371.90, 15,560.52 and 2,976.87 is: 4,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.90 : 15,560.52 = 2,976.87 : x
  2. Step 2: Convert to fraction form
    10,371.90/15,560.52 = 2,976.87/x
  3. Step 3: Cross multiply
    10,371.90x = 15,560.52 × 2,976.87
  4. Step 4: Simplify right side
    10,371.90x = 46,321,645.17
  5. Step 5: Solve for x
    x = 46,321,645.17/10,371.90
  6. Step 6: Final answer
    x = 4,466.07

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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.