Home / 10,719.92-14,793.36-6,244.40

Finding the Fourth Proportional to 10,719.92, 14,793.36 and 6,244.40

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Solution

The fourth proportional to 10,719.92, 14,793.36 and 6,244.40 is: 8,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.92 : 14,793.36 = 6,244.40 : x
  2. Step 2: Convert to fraction form
    10,719.92/14,793.36 = 6,244.40/x
  3. Step 3: Cross multiply
    10,719.92x = 14,793.36 × 6,244.40
  4. Step 4: Simplify right side
    10,719.92x = 92,375,657.18
  5. Step 5: Solve for x
    x = 92,375,657.18/10,719.92
  6. Step 6: Final answer
    x = 8,617.20

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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.