Home / 3,648.31-5,471.32-1,182.56

Finding the Fourth Proportional to 3,648.31, 5,471.32 and 1,182.56

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Solution

The fourth proportional to 3,648.31, 5,471.32 and 1,182.56 is: 1,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.31 : 5,471.32 = 1,182.56 : x
  2. Step 2: Convert to fraction form
    3,648.31/5,471.32 = 1,182.56/x
  3. Step 3: Cross multiply
    3,648.31x = 5,471.32 × 1,182.56
  4. Step 4: Simplify right side
    3,648.31x = 6,470,164.18
  5. Step 5: Solve for x
    x = 6,470,164.18/3,648.31
  6. Step 6: Final answer
    x = 1,773.47

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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.