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Finding the Fourth Proportional to 3,757.84, 5,637.04 and 1,160.76

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Solution

The fourth proportional to 3,757.84, 5,637.04 and 1,160.76 is: 1,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.84 : 5,637.04 = 1,160.76 : x
  2. Step 2: Convert to fraction form
    3,757.84/5,637.04 = 1,160.76/x
  3. Step 3: Cross multiply
    3,757.84x = 5,637.04 × 1,160.76
  4. Step 4: Simplify right side
    3,757.84x = 6,543,250.55
  5. Step 5: Solve for x
    x = 6,543,250.55/3,757.84
  6. Step 6: Final answer
    x = 1,741.23

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1.5x scale

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.