Home / 6,320.38-9,480.98-2,622.90

Finding the Fourth Proportional to 6,320.38, 9,480.98 and 2,622.90

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Solution

The fourth proportional to 6,320.38, 9,480.98 and 2,622.90 is: 3,934.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.38 : 9,480.98 = 2,622.90 : x
  2. Step 2: Convert to fraction form
    6,320.38/9,480.98 = 2,622.90/x
  3. Step 3: Cross multiply
    6,320.38x = 9,480.98 × 2,622.90
  4. Step 4: Simplify right side
    6,320.38x = 24,867,662.44
  5. Step 5: Solve for x
    x = 24,867,662.44/6,320.38
  6. Step 6: Final answer
    x = 3,934.52

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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.