Home / 8,739.07-13,105.95-2,498.65

Finding the Fourth Proportional to 8,739.07, 13,105.95 and 2,498.65

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Solution

The fourth proportional to 8,739.07, 13,105.95 and 2,498.65 is: 3,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.07 : 13,105.95 = 2,498.65 : x
  2. Step 2: Convert to fraction form
    8,739.07/13,105.95 = 2,498.65/x
  3. Step 3: Cross multiply
    8,739.07x = 13,105.95 × 2,498.65
  4. Step 4: Simplify right side
    8,739.07x = 32,747,181.97
  5. Step 5: Solve for x
    x = 32,747,181.97/8,739.07
  6. Step 6: Final answer
    x = 3,747.22

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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.