Home / 9,081.47-13,621.17-2,508.59

Finding the Fourth Proportional to 9,081.47, 13,621.17 and 2,508.59

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Solution

The fourth proportional to 9,081.47, 13,621.17 and 2,508.59 is: 3,762.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.47 : 13,621.17 = 2,508.59 : x
  2. Step 2: Convert to fraction form
    9,081.47/13,621.17 = 2,508.59/x
  3. Step 3: Cross multiply
    9,081.47x = 13,621.17 × 2,508.59
  4. Step 4: Simplify right side
    9,081.47x = 34,169,862.74
  5. Step 5: Solve for x
    x = 34,169,862.74/9,081.47
  6. Step 6: Final answer
    x = 3,762.59

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1.5x scale

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.