Home / 11,286.57-15,575.60-6,250.88

Finding the Fourth Proportional to 11,286.57, 15,575.60 and 6,250.88

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Solution

The fourth proportional to 11,286.57, 15,575.60 and 6,250.88 is: 8,626.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.57 : 15,575.60 = 6,250.88 : x
  2. Step 2: Convert to fraction form
    11,286.57/15,575.60 = 6,250.88/x
  3. Step 3: Cross multiply
    11,286.57x = 15,575.60 × 6,250.88
  4. Step 4: Simplify right side
    11,286.57x = 97,361,097.40
  5. Step 5: Solve for x
    x = 97,361,097.40/11,286.57
  6. Step 6: Final answer
    x = 8,626.28

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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.