Home / 2,725.60-4,092.50-1,556.92

Finding the Fourth Proportional to 2,725.60, 4,092.50 and 1,556.92

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Solution

The fourth proportional to 2,725.60, 4,092.50 and 1,556.92 is: 2,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.60 : 4,092.50 = 1,556.92 : x
  2. Step 2: Convert to fraction form
    2,725.60/4,092.50 = 1,556.92/x
  3. Step 3: Cross multiply
    2,725.60x = 4,092.50 × 1,556.92
  4. Step 4: Simplify right side
    2,725.60x = 6,371,695.10
  5. Step 5: Solve for x
    x = 6,371,695.10/2,725.60
  6. Step 6: Final answer
    x = 2,337.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.