Home / 5,042.61-7,560.34-1,922.76

Finding the Fourth Proportional to 5,042.61, 7,560.34 and 1,922.76

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Solution

The fourth proportional to 5,042.61, 7,560.34 and 1,922.76 is: 2,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.61 : 7,560.34 = 1,922.76 : x
  2. Step 2: Convert to fraction form
    5,042.61/7,560.34 = 1,922.76/x
  3. Step 3: Cross multiply
    5,042.61x = 7,560.34 × 1,922.76
  4. Step 4: Simplify right side
    5,042.61x = 14,536,714.53
  5. Step 5: Solve for x
    x = 14,536,714.53/5,042.61
  6. Step 6: Final answer
    x = 2,882.78

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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.