Home / 11,132.82-15,365.03-6,352.76

Finding the Fourth Proportional to 11,132.82, 15,365.03 and 6,352.76

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Solution

The fourth proportional to 11,132.82, 15,365.03 and 6,352.76 is: 8,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.82 : 15,365.03 = 6,352.76 : x
  2. Step 2: Convert to fraction form
    11,132.82/15,365.03 = 6,352.76/x
  3. Step 3: Cross multiply
    11,132.82x = 15,365.03 × 6,352.76
  4. Step 4: Simplify right side
    11,132.82x = 97,610,344.66
  5. Step 5: Solve for x
    x = 97,610,344.66/11,132.82
  6. Step 6: Final answer
    x = 8,767.80

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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.