Home / 2,737.92-3,778.26-1,558.96

Finding the Fourth Proportional to 2,737.92, 3,778.26 and 1,558.96

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Solution

The fourth proportional to 2,737.92, 3,778.26 and 1,558.96 is: 2,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.92 : 3,778.26 = 1,558.96 : x
  2. Step 2: Convert to fraction form
    2,737.92/3,778.26 = 1,558.96/x
  3. Step 3: Cross multiply
    2,737.92x = 3,778.26 × 1,558.96
  4. Step 4: Simplify right side
    2,737.92x = 5,890,156.21
  5. Step 5: Solve for x
    x = 5,890,156.21/2,737.92
  6. Step 6: Final answer
    x = 2,151.33

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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.