Home / 8,720.33-13,073.13-6,080.06

Finding the Fourth Proportional to 8,720.33, 13,073.13 and 6,080.06

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Solution

The fourth proportional to 8,720.33, 13,073.13 and 6,080.06 is: 9,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720.33 : 13,073.13 = 6,080.06 : x
  2. Step 2: Convert to fraction form
    8,720.33/13,073.13 = 6,080.06/x
  3. Step 3: Cross multiply
    8,720.33x = 13,073.13 × 6,080.06
  4. Step 4: Simplify right side
    8,720.33x = 79,485,447.47
  5. Step 5: Solve for x
    x = 79,485,447.47/8,720.33
  6. Step 6: Final answer
    x = 9,114.96

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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.