Home / 8,910.88-13,366.04-3,716.62

Finding the Fourth Proportional to 8,910.88, 13,366.04 and 3,716.62

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Solution

The fourth proportional to 8,910.88, 13,366.04 and 3,716.62 is: 5,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.88 : 13,366.04 = 3,716.62 : x
  2. Step 2: Convert to fraction form
    8,910.88/13,366.04 = 3,716.62/x
  3. Step 3: Cross multiply
    8,910.88x = 13,366.04 × 3,716.62
  4. Step 4: Simplify right side
    8,910.88x = 49,676,491.58
  5. Step 5: Solve for x
    x = 49,676,491.58/8,910.88
  6. Step 6: Final answer
    x = 5,574.81

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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.