Home / 10,959.92-15,124.68-6,244.20

Finding the Fourth Proportional to 10,959.92, 15,124.68 and 6,244.20

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Solution

The fourth proportional to 10,959.92, 15,124.68 and 6,244.20 is: 8,616.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.92 : 15,124.68 = 6,244.20 : x
  2. Step 2: Convert to fraction form
    10,959.92/15,124.68 = 6,244.20/x
  3. Step 3: Cross multiply
    10,959.92x = 15,124.68 × 6,244.20
  4. Step 4: Simplify right side
    10,959.92x = 94,441,526.86
  5. Step 5: Solve for x
    x = 94,441,526.86/10,959.92
  6. Step 6: Final answer
    x = 8,616.99

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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.