Home / 5,439.94-7,507.17-3,082.03

Finding the Fourth Proportional to 5,439.94, 7,507.17 and 3,082.03

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Solution

The fourth proportional to 5,439.94, 7,507.17 and 3,082.03 is: 4,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.94 : 7,507.17 = 3,082.03 : x
  2. Step 2: Convert to fraction form
    5,439.94/7,507.17 = 3,082.03/x
  3. Step 3: Cross multiply
    5,439.94x = 7,507.17 × 3,082.03
  4. Step 4: Simplify right side
    5,439.94x = 23,137,323.16
  5. Step 5: Solve for x
    x = 23,137,323.16/5,439.94
  6. Step 6: Final answer
    x = 4,253.23

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1.5x scale

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.