Home / 2,767.28-4,150.98-1,035.56

Finding the Fourth Proportional to 2,767.28, 4,150.98 and 1,035.56

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Solution

The fourth proportional to 2,767.28, 4,150.98 and 1,035.56 is: 1,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.28 : 4,150.98 = 1,035.56 : x
  2. Step 2: Convert to fraction form
    2,767.28/4,150.98 = 1,035.56/x
  3. Step 3: Cross multiply
    2,767.28x = 4,150.98 × 1,035.56
  4. Step 4: Simplify right side
    2,767.28x = 4,298,588.85
  5. Step 5: Solve for x
    x = 4,298,588.85/2,767.28
  6. Step 6: Final answer
    x = 1,553.36

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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.