Home / 10,637.85-15,952.15-3,615.97

Finding the Fourth Proportional to 10,637.85, 15,952.15 and 3,615.97

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Solution

The fourth proportional to 10,637.85, 15,952.15 and 3,615.97 is: 5,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.85 : 15,952.15 = 3,615.97 : x
  2. Step 2: Convert to fraction form
    10,637.85/15,952.15 = 3,615.97/x
  3. Step 3: Cross multiply
    10,637.85x = 15,952.15 × 3,615.97
  4. Step 4: Simplify right side
    10,637.85x = 57,682,551.55
  5. Step 5: Solve for x
    x = 57,682,551.55/10,637.85
  6. Step 6: Final answer
    x = 5,422.39

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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.