Home / 2,770.22-4,154.58-1,382.53

Finding the Fourth Proportional to 2,770.22, 4,154.58 and 1,382.53

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Solution

The fourth proportional to 2,770.22, 4,154.58 and 1,382.53 is: 2,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.22 : 4,154.58 = 1,382.53 : x
  2. Step 2: Convert to fraction form
    2,770.22/4,154.58 = 1,382.53/x
  3. Step 3: Cross multiply
    2,770.22x = 4,154.58 × 1,382.53
  4. Step 4: Simplify right side
    2,770.22x = 5,743,831.49
  5. Step 5: Solve for x
    x = 5,743,831.49/2,770.22
  6. Step 6: Final answer
    x = 2,073.42

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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.