Home / 10,658.83-15,982.91-6,218.02

Finding the Fourth Proportional to 10,658.83, 15,982.91 and 6,218.02

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Solution

The fourth proportional to 10,658.83, 15,982.91 and 6,218.02 is: 9,323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658.83 : 15,982.91 = 6,218.02 : x
  2. Step 2: Convert to fraction form
    10,658.83/15,982.91 = 6,218.02/x
  3. Step 3: Cross multiply
    10,658.83x = 15,982.91 × 6,218.02
  4. Step 4: Simplify right side
    10,658.83x = 99,382,041.28
  5. Step 5: Solve for x
    x = 99,382,041.28/10,658.83
  6. Step 6: Final answer
    x = 9,323.92

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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.