Home / 7,546.92-11,317.64-2,615.20

Finding the Fourth Proportional to 7,546.92, 11,317.64 and 2,615.20

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Solution

The fourth proportional to 7,546.92, 11,317.64 and 2,615.20 is: 3,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.92 : 11,317.64 = 2,615.20 : x
  2. Step 2: Convert to fraction form
    7,546.92/11,317.64 = 2,615.20/x
  3. Step 3: Cross multiply
    7,546.92x = 11,317.64 × 2,615.20
  4. Step 4: Simplify right side
    7,546.92x = 29,597,892.13
  5. Step 5: Solve for x
    x = 29,597,892.13/7,546.92
  6. Step 6: Final answer
    x = 3,921.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.