Home / 3,841.50-5,301.64-2,515.92

Finding the Fourth Proportional to 3,841.50, 5,301.64 and 2,515.92

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Solution

The fourth proportional to 3,841.50, 5,301.64 and 2,515.92 is: 3,472.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.50 : 5,301.64 = 2,515.92 : x
  2. Step 2: Convert to fraction form
    3,841.50/5,301.64 = 2,515.92/x
  3. Step 3: Cross multiply
    3,841.50x = 5,301.64 × 2,515.92
  4. Step 4: Simplify right side
    3,841.50x = 13,338,502.11
  5. Step 5: Solve for x
    x = 13,338,502.11/3,841.50
  6. Step 6: Final answer
    x = 3,472.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.