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Finding the Fourth Proportional to 8,046.38, 11,104.08 and 4,509.79

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Solution

The fourth proportional to 8,046.38, 11,104.08 and 4,509.79 is: 6,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.38 : 11,104.08 = 4,509.79 : x
  2. Step 2: Convert to fraction form
    8,046.38/11,104.08 = 4,509.79/x
  3. Step 3: Cross multiply
    8,046.38x = 11,104.08 × 4,509.79
  4. Step 4: Simplify right side
    8,046.38x = 50,077,068.94
  5. Step 5: Solve for x
    x = 50,077,068.94/8,046.38
  6. Step 6: Final answer
    x = 6,223.55

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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.