Home / 8,685.18-13,029.82-3,062

Finding the Fourth Proportional to 8,685.18, 13,029.82 and 3,062

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Solution

The fourth proportional to 8,685.18, 13,029.82 and 3,062 is: 4,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685.18 : 13,029.82 = 3,062 : x
  2. Step 2: Convert to fraction form
    8,685.18/13,029.82 = 3,062/x
  3. Step 3: Cross multiply
    8,685.18x = 13,029.82 × 3,062
  4. Step 4: Simplify right side
    8,685.18x = 39,897,308.84
  5. Step 5: Solve for x
    x = 39,897,308.84/8,685.18
  6. Step 6: Final answer
    x = 4,593.72

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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.