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Finding the Fourth Proportional to 3,756.52, 5,615.57 and 2,773.48

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Solution

The fourth proportional to 3,756.52, 5,615.57 and 2,773.48 is: 4,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.52 : 5,615.57 = 2,773.48 : x
  2. Step 2: Convert to fraction form
    3,756.52/5,615.57 = 2,773.48/x
  3. Step 3: Cross multiply
    3,756.52x = 5,615.57 × 2,773.48
  4. Step 4: Simplify right side
    3,756.52x = 15,574,671.08
  5. Step 5: Solve for x
    x = 15,574,671.08/3,756.52
  6. Step 6: Final answer
    x = 4,146.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.