Home / 11,241.30-15,513.69-6,462.76

Finding the Fourth Proportional to 11,241.30, 15,513.69 and 6,462.76

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Solution

The fourth proportional to 11,241.30, 15,513.69 and 6,462.76 is: 8,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.30 : 15,513.69 = 6,462.76 : x
  2. Step 2: Convert to fraction form
    11,241.30/15,513.69 = 6,462.76/x
  3. Step 3: Cross multiply
    11,241.30x = 15,513.69 × 6,462.76
  4. Step 4: Simplify right side
    11,241.30x = 100,261,255.18
  5. Step 5: Solve for x
    x = 100,261,255.18/11,241.30
  6. Step 6: Final answer
    x = 8,919.01

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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.