Home / 3,451.17-5,165.31-2,445.48

Finding the Fourth Proportional to 3,451.17, 5,165.31 and 2,445.48

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Solution

The fourth proportional to 3,451.17, 5,165.31 and 2,445.48 is: 3,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.17 : 5,165.31 = 2,445.48 : x
  2. Step 2: Convert to fraction form
    3,451.17/5,165.31 = 2,445.48/x
  3. Step 3: Cross multiply
    3,451.17x = 5,165.31 × 2,445.48
  4. Step 4: Simplify right side
    3,451.17x = 12,631,662.30
  5. Step 5: Solve for x
    x = 12,631,662.30/3,451.17
  6. Step 6: Final answer
    x = 3,660.11

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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.