Home / 8,876.43-12,249.57-4,897.68

Finding the Fourth Proportional to 8,876.43, 12,249.57 and 4,897.68

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Solution

The fourth proportional to 8,876.43, 12,249.57 and 4,897.68 is: 6,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.43 : 12,249.57 = 4,897.68 : x
  2. Step 2: Convert to fraction form
    8,876.43/12,249.57 = 4,897.68/x
  3. Step 3: Cross multiply
    8,876.43x = 12,249.57 × 4,897.68
  4. Step 4: Simplify right side
    8,876.43x = 59,994,504.62
  5. Step 5: Solve for x
    x = 59,994,504.62/8,876.43
  6. Step 6: Final answer
    x = 6,758.86

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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.