Home / 2,274.30-3,409.11-1,543.95

Finding the Fourth Proportional to 2,274.30, 3,409.11 and 1,543.95

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Solution

The fourth proportional to 2,274.30, 3,409.11 and 1,543.95 is: 2,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.30 : 3,409.11 = 1,543.95 : x
  2. Step 2: Convert to fraction form
    2,274.30/3,409.11 = 1,543.95/x
  3. Step 3: Cross multiply
    2,274.30x = 3,409.11 × 1,543.95
  4. Step 4: Simplify right side
    2,274.30x = 5,263,495.38
  5. Step 5: Solve for x
    x = 5,263,495.38/2,274.30
  6. Step 6: Final answer
    x = 2,314.34

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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.