Home / 3,314.28-4,972.46-1,367.40

Finding the Fourth Proportional to 3,314.28, 4,972.46 and 1,367.40

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Solution

The fourth proportional to 3,314.28, 4,972.46 and 1,367.40 is: 2,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.28 : 4,972.46 = 1,367.40 : x
  2. Step 2: Convert to fraction form
    3,314.28/4,972.46 = 1,367.40/x
  3. Step 3: Cross multiply
    3,314.28x = 4,972.46 × 1,367.40
  4. Step 4: Simplify right side
    3,314.28x = 6,799,341.80
  5. Step 5: Solve for x
    x = 6,799,341.80/3,314.28
  6. Step 6: Final answer
    x = 2,051.53

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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.