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Finding the Fourth Proportional to 2,701.52, 3,726.12 and 1,706.96

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Solution

The fourth proportional to 2,701.52, 3,726.12 and 1,706.96 is: 2,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.52 : 3,726.12 = 1,706.96 : x
  2. Step 2: Convert to fraction form
    2,701.52/3,726.12 = 1,706.96/x
  3. Step 3: Cross multiply
    2,701.52x = 3,726.12 × 1,706.96
  4. Step 4: Simplify right side
    2,701.52x = 6,360,337.80
  5. Step 5: Solve for x
    x = 6,360,337.80/2,701.52
  6. Step 6: Final answer
    x = 2,354.36

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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.