Home / 3,191.34-4,781.97-2,462.70

Finding the Fourth Proportional to 3,191.34, 4,781.97 and 2,462.70

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Solution

The fourth proportional to 3,191.34, 4,781.97 and 2,462.70 is: 3,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.34 : 4,781.97 = 2,462.70 : x
  2. Step 2: Convert to fraction form
    3,191.34/4,781.97 = 2,462.70/x
  3. Step 3: Cross multiply
    3,191.34x = 4,781.97 × 2,462.70
  4. Step 4: Simplify right side
    3,191.34x = 11,776,557.52
  5. Step 5: Solve for x
    x = 11,776,557.52/3,191.34
  6. Step 6: Final answer
    x = 3,690.16

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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.