Home / 11,072.12-15,279.42-6,036.20

Finding the Fourth Proportional to 11,072.12, 15,279.42 and 6,036.20

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Solution

The fourth proportional to 11,072.12, 15,279.42 and 6,036.20 is: 8,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.12 : 15,279.42 = 6,036.20 : x
  2. Step 2: Convert to fraction form
    11,072.12/15,279.42 = 6,036.20/x
  3. Step 3: Cross multiply
    11,072.12x = 15,279.42 × 6,036.20
  4. Step 4: Simplify right side
    11,072.12x = 92,229,635.00
  5. Step 5: Solve for x
    x = 92,229,635.00/11,072.12
  6. Step 6: Final answer
    x = 8,329.90

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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.