Home / 8,824.41-13,219.31-5,118.85

Finding the Fourth Proportional to 8,824.41, 13,219.31 and 5,118.85

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Solution

The fourth proportional to 8,824.41, 13,219.31 and 5,118.85 is: 7,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.41 : 13,219.31 = 5,118.85 : x
  2. Step 2: Convert to fraction form
    8,824.41/13,219.31 = 5,118.85/x
  3. Step 3: Cross multiply
    8,824.41x = 13,219.31 × 5,118.85
  4. Step 4: Simplify right side
    8,824.41x = 67,667,664.99
  5. Step 5: Solve for x
    x = 67,667,664.99/8,824.41
  6. Step 6: Final answer
    x = 7,668.24

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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.