Home / 7,663.08-11,517.56-6,355.44

Finding the Fourth Proportional to 7,663.08, 11,517.56 and 6,355.44

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Solution

The fourth proportional to 7,663.08, 11,517.56 and 6,355.44 is: 9,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.08 : 11,517.56 = 6,355.44 : x
  2. Step 2: Convert to fraction form
    7,663.08/11,517.56 = 6,355.44/x
  3. Step 3: Cross multiply
    7,663.08x = 11,517.56 × 6,355.44
  4. Step 4: Simplify right side
    7,663.08x = 73,199,129.75
  5. Step 5: Solve for x
    x = 73,199,129.75/7,663.08
  6. Step 6: Final answer
    x = 9,552.18

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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.