Home / 4,145.40-6,219.17-2,512.44

Finding the Fourth Proportional to 4,145.40, 6,219.17 and 2,512.44

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Solution

The fourth proportional to 4,145.40, 6,219.17 and 2,512.44 is: 3,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.40 : 6,219.17 = 2,512.44 : x
  2. Step 2: Convert to fraction form
    4,145.40/6,219.17 = 2,512.44/x
  3. Step 3: Cross multiply
    4,145.40x = 6,219.17 × 2,512.44
  4. Step 4: Simplify right side
    4,145.40x = 15,625,278.91
  5. Step 5: Solve for x
    x = 15,625,278.91/4,145.40
  6. Step 6: Final answer
    x = 3,769.31

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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.