Home / 3,032.74-4,179.12-2,191.96

Finding the Fourth Proportional to 3,032.74, 4,179.12 and 2,191.96

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Solution

The fourth proportional to 3,032.74, 4,179.12 and 2,191.96 is: 3,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.74 : 4,179.12 = 2,191.96 : x
  2. Step 2: Convert to fraction form
    3,032.74/4,179.12 = 2,191.96/x
  3. Step 3: Cross multiply
    3,032.74x = 4,179.12 × 2,191.96
  4. Step 4: Simplify right side
    3,032.74x = 9,160,463.88
  5. Step 5: Solve for x
    x = 9,160,463.88/3,032.74
  6. Step 6: Final answer
    x = 3,020.52

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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.