Home / 3,082.62-4,254.09-1,756.47

Finding the Fourth Proportional to 3,082.62, 4,254.09 and 1,756.47

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Solution

The fourth proportional to 3,082.62, 4,254.09 and 1,756.47 is: 2,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.62 : 4,254.09 = 1,756.47 : x
  2. Step 2: Convert to fraction form
    3,082.62/4,254.09 = 1,756.47/x
  3. Step 3: Cross multiply
    3,082.62x = 4,254.09 × 1,756.47
  4. Step 4: Simplify right side
    3,082.62x = 7,472,181.46
  5. Step 5: Solve for x
    x = 7,472,181.46/3,082.62
  6. Step 6: Final answer
    x = 2,423.97

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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.