Home / 2,530.43-3,494.19-1,587.85

Finding the Fourth Proportional to 2,530.43, 3,494.19 and 1,587.85

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Solution

The fourth proportional to 2,530.43, 3,494.19 and 1,587.85 is: 2,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.43 : 3,494.19 = 1,587.85 : x
  2. Step 2: Convert to fraction form
    2,530.43/3,494.19 = 1,587.85/x
  3. Step 3: Cross multiply
    2,530.43x = 3,494.19 × 1,587.85
  4. Step 4: Simplify right side
    2,530.43x = 5,548,257.53
  5. Step 5: Solve for x
    x = 5,548,257.53/2,530.43
  6. Step 6: Final answer
    x = 2,192.62

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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.