Home / 8,687.54-13,031.31-6,102.02

Finding the Fourth Proportional to 8,687.54, 13,031.31 and 6,102.02

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Solution

The fourth proportional to 8,687.54, 13,031.31 and 6,102.02 is: 9,153.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687.54 : 13,031.31 = 6,102.02 : x
  2. Step 2: Convert to fraction form
    8,687.54/13,031.31 = 6,102.02/x
  3. Step 3: Cross multiply
    8,687.54x = 13,031.31 × 6,102.02
  4. Step 4: Simplify right side
    8,687.54x = 79,517,314.25
  5. Step 5: Solve for x
    x = 79,517,314.25/8,687.54
  6. Step 6: Final answer
    x = 9,153.03

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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.