Home / 10,141.57-13,994.94-6,366.70

Finding the Fourth Proportional to 10,141.57, 13,994.94 and 6,366.70

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Solution

The fourth proportional to 10,141.57, 13,994.94 and 6,366.70 is: 8,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141.57 : 13,994.94 = 6,366.70 : x
  2. Step 2: Convert to fraction form
    10,141.57/13,994.94 = 6,366.70/x
  3. Step 3: Cross multiply
    10,141.57x = 13,994.94 × 6,366.70
  4. Step 4: Simplify right side
    10,141.57x = 89,101,584.50
  5. Step 5: Solve for x
    x = 89,101,584.50/10,141.57
  6. Step 6: Final answer
    x = 8,785.78

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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.