Home / 10,483.27-15,721.57-3,461.97

Finding the Fourth Proportional to 10,483.27, 15,721.57 and 3,461.97

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Solution

The fourth proportional to 10,483.27, 15,721.57 and 3,461.97 is: 5,191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.27 : 15,721.57 = 3,461.97 : x
  2. Step 2: Convert to fraction form
    10,483.27/15,721.57 = 3,461.97/x
  3. Step 3: Cross multiply
    10,483.27x = 15,721.57 × 3,461.97
  4. Step 4: Simplify right side
    10,483.27x = 54,427,666.98
  5. Step 5: Solve for x
    x = 54,427,666.98/10,483.27
  6. Step 6: Final answer
    x = 5,191.86

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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.