Home / 11,508.41-15,882.18-6,474.22

Finding the Fourth Proportional to 11,508.41, 15,882.18 and 6,474.22

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Solution

The fourth proportional to 11,508.41, 15,882.18 and 6,474.22 is: 8,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.41 : 15,882.18 = 6,474.22 : x
  2. Step 2: Convert to fraction form
    11,508.41/15,882.18 = 6,474.22/x
  3. Step 3: Cross multiply
    11,508.41x = 15,882.18 × 6,474.22
  4. Step 4: Simplify right side
    11,508.41x = 102,824,727.40
  5. Step 5: Solve for x
    x = 102,824,727.40/11,508.41
  6. Step 6: Final answer
    x = 8,934.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.