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Finding the Fourth Proportional to 2,000.59, 2,761.23 and 1,372.39

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Solution

The fourth proportional to 2,000.59, 2,761.23 and 1,372.39 is: 1,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.59 : 2,761.23 = 1,372.39 : x
  2. Step 2: Convert to fraction form
    2,000.59/2,761.23 = 1,372.39/x
  3. Step 3: Cross multiply
    2,000.59x = 2,761.23 × 1,372.39
  4. Step 4: Simplify right side
    2,000.59x = 3,789,484.44
  5. Step 5: Solve for x
    x = 3,789,484.44/2,000.59
  6. Step 6: Final answer
    x = 1,894.18

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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.