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Finding the Fourth Proportional to 2,714.60, 3,772.02 and 2,703.66

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Solution

The fourth proportional to 2,714.60, 3,772.02 and 2,703.66 is: 3,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.60 : 3,772.02 = 2,703.66 : x
  2. Step 2: Convert to fraction form
    2,714.60/3,772.02 = 2,703.66/x
  3. Step 3: Cross multiply
    2,714.60x = 3,772.02 × 2,703.66
  4. Step 4: Simplify right side
    2,714.60x = 10,198,259.59
  5. Step 5: Solve for x
    x = 10,198,259.59/2,714.60
  6. Step 6: Final answer
    x = 3,756.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.