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Finding the Fourth Proportional to 3,751.76, 5,177.40 and 2,073.23

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Solution

The fourth proportional to 3,751.76, 5,177.40 and 2,073.23 is: 2,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.76 : 5,177.40 = 2,073.23 : x
  2. Step 2: Convert to fraction form
    3,751.76/5,177.40 = 2,073.23/x
  3. Step 3: Cross multiply
    3,751.76x = 5,177.40 × 2,073.23
  4. Step 4: Simplify right side
    3,751.76x = 10,733,915.12
  5. Step 5: Solve for x
    x = 10,733,915.12/3,751.76
  6. Step 6: Final answer
    x = 2,861.04

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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.