Home / 2,723.16-3,757.56-1,543.92

Finding the Fourth Proportional to 2,723.16, 3,757.56 and 1,543.92

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Solution

The fourth proportional to 2,723.16, 3,757.56 and 1,543.92 is: 2,130.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.16 : 3,757.56 = 1,543.92 : x
  2. Step 2: Convert to fraction form
    2,723.16/3,757.56 = 1,543.92/x
  3. Step 3: Cross multiply
    2,723.16x = 3,757.56 × 1,543.92
  4. Step 4: Simplify right side
    2,723.16x = 5,801,372.04
  5. Step 5: Solve for x
    x = 5,801,372.04/2,723.16
  6. Step 6: Final answer
    x = 2,130.38

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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.