Home / 5,440.05-7,507.02-3,082.14

Finding the Fourth Proportional to 5,440.05, 7,507.02 and 3,082.14

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Solution

The fourth proportional to 5,440.05, 7,507.02 and 3,082.14 is: 4,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.05 : 7,507.02 = 3,082.14 : x
  2. Step 2: Convert to fraction form
    5,440.05/7,507.02 = 3,082.14/x
  3. Step 3: Cross multiply
    5,440.05x = 7,507.02 × 3,082.14
  4. Step 4: Simplify right side
    5,440.05x = 23,137,686.62
  5. Step 5: Solve for x
    x = 23,137,686.62/5,440.05
  6. Step 6: Final answer
    x = 4,253.21

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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.