Home / 11,658.32-17,482.87-5,079.91

Finding the Fourth Proportional to 11,658.32, 17,482.87 and 5,079.91

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Solution

The fourth proportional to 11,658.32, 17,482.87 and 5,079.91 is: 7,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.32 : 17,482.87 = 5,079.91 : x
  2. Step 2: Convert to fraction form
    11,658.32/17,482.87 = 5,079.91/x
  3. Step 3: Cross multiply
    11,658.32x = 17,482.87 × 5,079.91
  4. Step 4: Simplify right side
    11,658.32x = 88,811,406.14
  5. Step 5: Solve for x
    x = 88,811,406.14/11,658.32
  6. Step 6: Final answer
    x = 7,617.86

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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.