Home / 4,151.85-5,729.49-2,383.53

Finding the Fourth Proportional to 4,151.85, 5,729.49 and 2,383.53

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Solution

The fourth proportional to 4,151.85, 5,729.49 and 2,383.53 is: 3,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.85 : 5,729.49 = 2,383.53 : x
  2. Step 2: Convert to fraction form
    4,151.85/5,729.49 = 2,383.53/x
  3. Step 3: Cross multiply
    4,151.85x = 5,729.49 × 2,383.53
  4. Step 4: Simplify right side
    4,151.85x = 13,656,411.30
  5. Step 5: Solve for x
    x = 13,656,411.30/4,151.85
  6. Step 6: Final answer
    x = 3,289.24

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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.