Home / 11,002.58-15,184.37-6,286.76

Finding the Fourth Proportional to 11,002.58, 15,184.37 and 6,286.76

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Solution

The fourth proportional to 11,002.58, 15,184.37 and 6,286.76 is: 8,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.58 : 15,184.37 = 6,286.76 : x
  2. Step 2: Convert to fraction form
    11,002.58/15,184.37 = 6,286.76/x
  3. Step 3: Cross multiply
    11,002.58x = 15,184.37 × 6,286.76
  4. Step 4: Simplify right side
    11,002.58x = 95,460,489.94
  5. Step 5: Solve for x
    x = 95,460,489.94/11,002.58
  6. Step 6: Final answer
    x = 8,676.19

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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.