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Finding the Fourth Proportional to 11,249.84, 15,524.08 and 6,775.04

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Solution

The fourth proportional to 11,249.84, 15,524.08 and 6,775.04 is: 9,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.84 : 15,524.08 = 6,775.04 : x
  2. Step 2: Convert to fraction form
    11,249.84/15,524.08 = 6,775.04/x
  3. Step 3: Cross multiply
    11,249.84x = 15,524.08 × 6,775.04
  4. Step 4: Simplify right side
    11,249.84x = 105,176,262.96
  5. Step 5: Solve for x
    x = 105,176,262.96/11,249.84
  6. Step 6: Final answer
    x = 9,349.13

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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.