Home / 3,815.28-5,723.54-1,182.17

Finding the Fourth Proportional to 3,815.28, 5,723.54 and 1,182.17

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Solution

The fourth proportional to 3,815.28, 5,723.54 and 1,182.17 is: 1,773.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.28 : 5,723.54 = 1,182.17 : x
  2. Step 2: Convert to fraction form
    3,815.28/5,723.54 = 1,182.17/x
  3. Step 3: Cross multiply
    3,815.28x = 5,723.54 × 1,182.17
  4. Step 4: Simplify right side
    3,815.28x = 6,766,197.28
  5. Step 5: Solve for x
    x = 6,766,197.28/3,815.28
  6. Step 6: Final answer
    x = 1,773.45

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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.