Home / 11,245.62-15,517.68-6,528.96

Finding the Fourth Proportional to 11,245.62, 15,517.68 and 6,528.96

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Solution

The fourth proportional to 11,245.62, 15,517.68 and 6,528.96 is: 9,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.62 : 15,517.68 = 6,528.96 : x
  2. Step 2: Convert to fraction form
    11,245.62/15,517.68 = 6,528.96/x
  3. Step 3: Cross multiply
    11,245.62x = 15,517.68 × 6,528.96
  4. Step 4: Simplify right side
    11,245.62x = 101,314,312.01
  5. Step 5: Solve for x
    x = 101,314,312.01/11,245.62
  6. Step 6: Final answer
    x = 9,009.22

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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.