Home / 4,151.43-5,729.01-2,288.43

Finding the Fourth Proportional to 4,151.43, 5,729.01 and 2,288.43

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Solution

The fourth proportional to 4,151.43, 5,729.01 and 2,288.43 is: 3,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.43 : 5,729.01 = 2,288.43 : x
  2. Step 2: Convert to fraction form
    4,151.43/5,729.01 = 2,288.43/x
  3. Step 3: Cross multiply
    4,151.43x = 5,729.01 × 2,288.43
  4. Step 4: Simplify right side
    4,151.43x = 13,110,438.35
  5. Step 5: Solve for x
    x = 13,110,438.35/4,151.43
  6. Step 6: Final answer
    x = 3,158.05

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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.