Home / 3,648.15-5,471.01-1,182.38

Finding the Fourth Proportional to 3,648.15, 5,471.01 and 1,182.38

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Solution

The fourth proportional to 3,648.15, 5,471.01 and 1,182.38 is: 1,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.15 : 5,471.01 = 1,182.38 : x
  2. Step 2: Convert to fraction form
    3,648.15/5,471.01 = 1,182.38/x
  3. Step 3: Cross multiply
    3,648.15x = 5,471.01 × 1,182.38
  4. Step 4: Simplify right side
    3,648.15x = 6,468,785.45
  5. Step 5: Solve for x
    x = 6,468,785.45/3,648.15
  6. Step 6: Final answer
    x = 1,773.17

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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.