Home / 8,717.10-13,062.69-5,753.58

Finding the Fourth Proportional to 8,717.10, 13,062.69 and 5,753.58

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Solution

The fourth proportional to 8,717.10, 13,062.69 and 5,753.58 is: 8,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.10 : 13,062.69 = 5,753.58 : x
  2. Step 2: Convert to fraction form
    8,717.10/13,062.69 = 5,753.58/x
  3. Step 3: Cross multiply
    8,717.10x = 13,062.69 × 5,753.58
  4. Step 4: Simplify right side
    8,717.10x = 75,157,231.93
  5. Step 5: Solve for x
    x = 75,157,231.93/8,717.10
  6. Step 6: Final answer
    x = 8,621.82

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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.