Home / 11,286.24-15,575.28-6,250.80

Finding the Fourth Proportional to 11,286.24, 15,575.28 and 6,250.80

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Solution

The fourth proportional to 11,286.24, 15,575.28 and 6,250.80 is: 8,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.24 : 15,575.28 = 6,250.80 : x
  2. Step 2: Convert to fraction form
    11,286.24/15,575.28 = 6,250.80/x
  3. Step 3: Cross multiply
    11,286.24x = 15,575.28 × 6,250.80
  4. Step 4: Simplify right side
    11,286.24x = 97,357,960.22
  5. Step 5: Solve for x
    x = 97,357,960.22/11,286.24
  6. Step 6: Final answer
    x = 8,626.25

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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.