Home / 10,246.80-14,110.83-8,901.78

Finding the Fourth Proportional to 10,246.80, 14,110.83 and 8,901.78

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Solution

The fourth proportional to 10,246.80, 14,110.83 and 8,901.78 is: 12,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.80 : 14,110.83 = 8,901.78 : x
  2. Step 2: Convert to fraction form
    10,246.80/14,110.83 = 8,901.78/x
  3. Step 3: Cross multiply
    10,246.80x = 14,110.83 × 8,901.78
  4. Step 4: Simplify right side
    10,246.80x = 125,611,504.28
  5. Step 5: Solve for x
    x = 125,611,504.28/10,246.80
  6. Step 6: Final answer
    x = 12,258.61

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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.