Home / 2,743.10-4,114.05-1,011.74

Finding the Fourth Proportional to 2,743.10, 4,114.05 and 1,011.74

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Solution

The fourth proportional to 2,743.10, 4,114.05 and 1,011.74 is: 1,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.10 : 4,114.05 = 1,011.74 : x
  2. Step 2: Convert to fraction form
    2,743.10/4,114.05 = 1,011.74/x
  3. Step 3: Cross multiply
    2,743.10x = 4,114.05 × 1,011.74
  4. Step 4: Simplify right side
    2,743.10x = 4,162,348.95
  5. Step 5: Solve for x
    x = 4,162,348.95/2,743.10
  6. Step 6: Final answer
    x = 1,517.39

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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.