Home / 9,249.17-12,768.79-6,228.62

Finding the Fourth Proportional to 9,249.17, 12,768.79 and 6,228.62

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Solution

The fourth proportional to 9,249.17, 12,768.79 and 6,228.62 is: 8,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.17 : 12,768.79 = 6,228.62 : x
  2. Step 2: Convert to fraction form
    9,249.17/12,768.79 = 6,228.62/x
  3. Step 3: Cross multiply
    9,249.17x = 12,768.79 × 6,228.62
  4. Step 4: Simplify right side
    9,249.17x = 79,531,876.93
  5. Step 5: Solve for x
    x = 79,531,876.93/9,249.17
  6. Step 6: Final answer
    x = 8,598.81

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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.