Home / 8,007.20-11,049.44-4,470.32

Finding the Fourth Proportional to 8,007.20, 11,049.44 and 4,470.32

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Solution

The fourth proportional to 8,007.20, 11,049.44 and 4,470.32 is: 6,168.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.20 : 11,049.44 = 4,470.32 : x
  2. Step 2: Convert to fraction form
    8,007.20/11,049.44 = 4,470.32/x
  3. Step 3: Cross multiply
    8,007.20x = 11,049.44 × 4,470.32
  4. Step 4: Simplify right side
    8,007.20x = 49,394,532.62
  5. Step 5: Solve for x
    x = 49,394,532.62/8,007.20
  6. Step 6: Final answer
    x = 6,168.76

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1.5x scale

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.