Home / 2,753.10-4,129.65-2,474.70

Finding the Fourth Proportional to 2,753.10, 4,129.65 and 2,474.70

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Solution

The fourth proportional to 2,753.10, 4,129.65 and 2,474.70 is: 3,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.10 : 4,129.65 = 2,474.70 : x
  2. Step 2: Convert to fraction form
    2,753.10/4,129.65 = 2,474.70/x
  3. Step 3: Cross multiply
    2,753.10x = 4,129.65 × 2,474.70
  4. Step 4: Simplify right side
    2,753.10x = 10,219,644.86
  5. Step 5: Solve for x
    x = 10,219,644.86/2,753.10
  6. Step 6: Final answer
    x = 3,712.05

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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.