Home / 3,473.28-5,209.86-1,164.78

Finding the Fourth Proportional to 3,473.28, 5,209.86 and 1,164.78

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Solution

The fourth proportional to 3,473.28, 5,209.86 and 1,164.78 is: 1,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.28 : 5,209.86 = 1,164.78 : x
  2. Step 2: Convert to fraction form
    3,473.28/5,209.86 = 1,164.78/x
  3. Step 3: Cross multiply
    3,473.28x = 5,209.86 × 1,164.78
  4. Step 4: Simplify right side
    3,473.28x = 6,068,340.73
  5. Step 5: Solve for x
    x = 6,068,340.73/3,473.28
  6. Step 6: Final answer
    x = 1,747.15

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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.