Home / 5,471.16-7,549.44-3,113.04

Finding the Fourth Proportional to 5,471.16, 7,549.44 and 3,113.04

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Solution

The fourth proportional to 5,471.16, 7,549.44 and 3,113.04 is: 4,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.16 : 7,549.44 = 3,113.04 : x
  2. Step 2: Convert to fraction form
    5,471.16/7,549.44 = 3,113.04/x
  3. Step 3: Cross multiply
    5,471.16x = 7,549.44 × 3,113.04
  4. Step 4: Simplify right side
    5,471.16x = 23,501,708.70
  5. Step 5: Solve for x
    x = 23,501,708.70/5,471.16
  6. Step 6: Final answer
    x = 4,295.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.