Home / 4,221.38-5,826.40-2,452.88

Finding the Fourth Proportional to 4,221.38, 5,826.40 and 2,452.88

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Solution

The fourth proportional to 4,221.38, 5,826.40 and 2,452.88 is: 3,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.38 : 5,826.40 = 2,452.88 : x
  2. Step 2: Convert to fraction form
    4,221.38/5,826.40 = 2,452.88/x
  3. Step 3: Cross multiply
    4,221.38x = 5,826.40 × 2,452.88
  4. Step 4: Simplify right side
    4,221.38x = 14,291,460.03
  5. Step 5: Solve for x
    x = 14,291,460.03/4,221.38
  6. Step 6: Final answer
    x = 3,385.49

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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.