Home / 2,750.16-4,125.60-1,451.76

Finding the Fourth Proportional to 2,750.16, 4,125.60 and 1,451.76

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Solution

The fourth proportional to 2,750.16, 4,125.60 and 1,451.76 is: 2,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.16 : 4,125.60 = 1,451.76 : x
  2. Step 2: Convert to fraction form
    2,750.16/4,125.60 = 1,451.76/x
  3. Step 3: Cross multiply
    2,750.16x = 4,125.60 × 1,451.76
  4. Step 4: Simplify right side
    2,750.16x = 5,989,381.06
  5. Step 5: Solve for x
    x = 5,989,381.06/2,750.16
  6. Step 6: Final answer
    x = 2,177.83

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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.