Home / 3,981.16-5,494.26-2,737

Finding the Fourth Proportional to 3,981.16, 5,494.26 and 2,737

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Solution

The fourth proportional to 3,981.16, 5,494.26 and 2,737 is: 3,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981.16 : 5,494.26 = 2,737 : x
  2. Step 2: Convert to fraction form
    3,981.16/5,494.26 = 2,737/x
  3. Step 3: Cross multiply
    3,981.16x = 5,494.26 × 2,737
  4. Step 4: Simplify right side
    3,981.16x = 15,037,789.62
  5. Step 5: Solve for x
    x = 15,037,789.62/3,981.16
  6. Step 6: Final answer
    x = 3,777.24

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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.