Home / 2,750.18-4,126.84-1,168.78

Finding the Fourth Proportional to 2,750.18, 4,126.84 and 1,168.78

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Solution

The fourth proportional to 2,750.18, 4,126.84 and 1,168.78 is: 1,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.18 : 4,126.84 = 1,168.78 : x
  2. Step 2: Convert to fraction form
    2,750.18/4,126.84 = 1,168.78/x
  3. Step 3: Cross multiply
    2,750.18x = 4,126.84 × 1,168.78
  4. Step 4: Simplify right side
    2,750.18x = 4,823,368.06
  5. Step 5: Solve for x
    x = 4,823,368.06/2,750.18
  6. Step 6: Final answer
    x = 1,753.84

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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.