Home / 7,248.20-10,873.85-4,129.70

Finding the Fourth Proportional to 7,248.20, 10,873.85 and 4,129.70

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Solution

The fourth proportional to 7,248.20, 10,873.85 and 4,129.70 is: 6,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.20 : 10,873.85 = 4,129.70 : x
  2. Step 2: Convert to fraction form
    7,248.20/10,873.85 = 4,129.70/x
  3. Step 3: Cross multiply
    7,248.20x = 10,873.85 × 4,129.70
  4. Step 4: Simplify right side
    7,248.20x = 44,905,663.33
  5. Step 5: Solve for x
    x = 44,905,663.33/7,248.20
  6. Step 6: Final answer
    x = 6,195.43

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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.