Home / 3,647.48-5,471.25-1,182.30

Finding the Fourth Proportional to 3,647.48, 5,471.25 and 1,182.30

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Solution

The fourth proportional to 3,647.48, 5,471.25 and 1,182.30 is: 1,773.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.48 : 5,471.25 = 1,182.30 : x
  2. Step 2: Convert to fraction form
    3,647.48/5,471.25 = 1,182.30/x
  3. Step 3: Cross multiply
    3,647.48x = 5,471.25 × 1,182.30
  4. Step 4: Simplify right side
    3,647.48x = 6,468,633.92
  5. Step 5: Solve for x
    x = 6,468,633.92/3,647.48
  6. Step 6: Final answer
    x = 1,773.45

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Similar ratio
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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.