Home / 5,403.38-8,082.03-3,318.26

Finding the Fourth Proportional to 5,403.38, 8,082.03 and 3,318.26

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Solution

The fourth proportional to 5,403.38, 8,082.03 and 3,318.26 is: 4,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.38 : 8,082.03 = 3,318.26 : x
  2. Step 2: Convert to fraction form
    5,403.38/8,082.03 = 3,318.26/x
  3. Step 3: Cross multiply
    5,403.38x = 8,082.03 × 3,318.26
  4. Step 4: Simplify right side
    5,403.38x = 26,818,276.87
  5. Step 5: Solve for x
    x = 26,818,276.87/5,403.38
  6. Step 6: Final answer
    x = 4,963.24

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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.