Home / 3,641.10-5,023.17-2,148.90

Finding the Fourth Proportional to 3,641.10, 5,023.17 and 2,148.90

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Solution

The fourth proportional to 3,641.10, 5,023.17 and 2,148.90 is: 2,964.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.10 : 5,023.17 = 2,148.90 : x
  2. Step 2: Convert to fraction form
    3,641.10/5,023.17 = 2,148.90/x
  3. Step 3: Cross multiply
    3,641.10x = 5,023.17 × 2,148.90
  4. Step 4: Simplify right side
    3,641.10x = 10,794,290.01
  5. Step 5: Solve for x
    x = 10,794,290.01/3,641.10
  6. Step 6: Final answer
    x = 2,964.57

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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.