Home / 8,997.78-13,503.57-5,876.94

Finding the Fourth Proportional to 8,997.78, 13,503.57 and 5,876.94

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Solution

The fourth proportional to 8,997.78, 13,503.57 and 5,876.94 is: 8,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.78 : 13,503.57 = 5,876.94 : x
  2. Step 2: Convert to fraction form
    8,997.78/13,503.57 = 5,876.94/x
  3. Step 3: Cross multiply
    8,997.78x = 13,503.57 × 5,876.94
  4. Step 4: Simplify right side
    8,997.78x = 79,359,670.68
  5. Step 5: Solve for x
    x = 79,359,670.68/8,997.78
  6. Step 6: Final answer
    x = 8,819.92

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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.