Home / 2,706.08-3,734.76-1,587.38

Finding the Fourth Proportional to 2,706.08, 3,734.76 and 1,587.38

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Solution

The fourth proportional to 2,706.08, 3,734.76 and 1,587.38 is: 2,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706.08 : 3,734.76 = 1,587.38 : x
  2. Step 2: Convert to fraction form
    2,706.08/3,734.76 = 1,587.38/x
  3. Step 3: Cross multiply
    2,706.08x = 3,734.76 × 1,587.38
  4. Step 4: Simplify right side
    2,706.08x = 5,928,464.66
  5. Step 5: Solve for x
    x = 5,928,464.66/2,706.08
  6. Step 6: Final answer
    x = 2,190.80

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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.