Home / 2,706.50-3,734.96-1,587.75

Finding the Fourth Proportional to 2,706.50, 3,734.96 and 1,587.75

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Solution

The fourth proportional to 2,706.50, 3,734.96 and 1,587.75 is: 2,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706.50 : 3,734.96 = 1,587.75 : x
  2. Step 2: Convert to fraction form
    2,706.50/3,734.96 = 1,587.75/x
  3. Step 3: Cross multiply
    2,706.50x = 3,734.96 × 1,587.75
  4. Step 4: Simplify right side
    2,706.50x = 5,930,174.80
  5. Step 5: Solve for x
    x = 5,930,174.80/2,706.50
  6. Step 6: Final answer
    x = 2,191.09

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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.