Home / 2,934.08-4,049.04-1,675.20

Finding the Fourth Proportional to 2,934.08, 4,049.04 and 1,675.20

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Solution

The fourth proportional to 2,934.08, 4,049.04 and 1,675.20 is: 2,311.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.08 : 4,049.04 = 1,675.20 : x
  2. Step 2: Convert to fraction form
    2,934.08/4,049.04 = 1,675.20/x
  3. Step 3: Cross multiply
    2,934.08x = 4,049.04 × 1,675.20
  4. Step 4: Simplify right side
    2,934.08x = 6,782,951.81
  5. Step 5: Solve for x
    x = 6,782,951.81/2,934.08
  6. Step 6: Final answer
    x = 2,311.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.