Home / 7,744.32-11,616.48-2,813.04

Finding the Fourth Proportional to 7,744.32, 11,616.48 and 2,813.04

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Solution

The fourth proportional to 7,744.32, 11,616.48 and 2,813.04 is: 4,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.32 : 11,616.48 = 2,813.04 : x
  2. Step 2: Convert to fraction form
    7,744.32/11,616.48 = 2,813.04/x
  3. Step 3: Cross multiply
    7,744.32x = 11,616.48 × 2,813.04
  4. Step 4: Simplify right side
    7,744.32x = 32,677,622.90
  5. Step 5: Solve for x
    x = 32,677,622.90/7,744.32
  6. Step 6: Final answer
    x = 4,219.56

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Similar ratio
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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.