Home / 12,250.20-16,904.60-6,944.88

Finding the Fourth Proportional to 12,250.20, 16,904.60 and 6,944.88

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Solution

The fourth proportional to 12,250.20, 16,904.60 and 6,944.88 is: 9,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.20 : 16,904.60 = 6,944.88 : x
  2. Step 2: Convert to fraction form
    12,250.20/16,904.60 = 6,944.88/x
  3. Step 3: Cross multiply
    12,250.20x = 16,904.60 × 6,944.88
  4. Step 4: Simplify right side
    12,250.20x = 117,400,418.45
  5. Step 5: Solve for x
    x = 117,400,418.45/12,250.20
  6. Step 6: Final answer
    x = 9,583.55

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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.