Home / 8,002.44-11,042.28-4,644.72

Finding the Fourth Proportional to 8,002.44, 11,042.28 and 4,644.72

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Solution

The fourth proportional to 8,002.44, 11,042.28 and 4,644.72 is: 6,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.44 : 11,042.28 = 4,644.72 : x
  2. Step 2: Convert to fraction form
    8,002.44/11,042.28 = 4,644.72/x
  3. Step 3: Cross multiply
    8,002.44x = 11,042.28 × 4,644.72
  4. Step 4: Simplify right side
    8,002.44x = 51,288,298.76
  5. Step 5: Solve for x
    x = 51,288,298.76/8,002.44
  6. Step 6: Final answer
    x = 6,409.08

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Half scale
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Double scale
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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.