Home / 2,977.92-4,463.28-2,150.46

Finding the Fourth Proportional to 2,977.92, 4,463.28 and 2,150.46

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Solution

The fourth proportional to 2,977.92, 4,463.28 and 2,150.46 is: 3,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.92 : 4,463.28 = 2,150.46 : x
  2. Step 2: Convert to fraction form
    2,977.92/4,463.28 = 2,150.46/x
  3. Step 3: Cross multiply
    2,977.92x = 4,463.28 × 2,150.46
  4. Step 4: Simplify right side
    2,977.92x = 9,598,105.11
  5. Step 5: Solve for x
    x = 9,598,105.11/2,977.92
  6. Step 6: Final answer
    x = 3,223.09

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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.