Home / 4,418.28-6,629.16-2,338.20

Finding the Fourth Proportional to 4,418.28, 6,629.16 and 2,338.20

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Solution

The fourth proportional to 4,418.28, 6,629.16 and 2,338.20 is: 3,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.28 : 6,629.16 = 2,338.20 : x
  2. Step 2: Convert to fraction form
    4,418.28/6,629.16 = 2,338.20/x
  3. Step 3: Cross multiply
    4,418.28x = 6,629.16 × 2,338.20
  4. Step 4: Simplify right side
    4,418.28x = 15,500,301.91
  5. Step 5: Solve for x
    x = 15,500,301.91/4,418.28
  6. Step 6: Final answer
    x = 3,508.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.