Home / 11,241.28-15,511.80-6,524.65

Finding the Fourth Proportional to 11,241.28, 15,511.80 and 6,524.65

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Solution

The fourth proportional to 11,241.28, 15,511.80 and 6,524.65 is: 9,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.28 : 15,511.80 = 6,524.65 : x
  2. Step 2: Convert to fraction form
    11,241.28/15,511.80 = 6,524.65/x
  3. Step 3: Cross multiply
    11,241.28x = 15,511.80 × 6,524.65
  4. Step 4: Simplify right side
    11,241.28x = 101,209,065.87
  5. Step 5: Solve for x
    x = 101,209,065.87/11,241.28
  6. Step 6: Final answer
    x = 9,003.34

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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.