Home / 11,036.80-15,230.46-6,257.19

Finding the Fourth Proportional to 11,036.80, 15,230.46 and 6,257.19

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Solution

The fourth proportional to 11,036.80, 15,230.46 and 6,257.19 is: 8,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.80 : 15,230.46 = 6,257.19 : x
  2. Step 2: Convert to fraction form
    11,036.80/15,230.46 = 6,257.19/x
  3. Step 3: Cross multiply
    11,036.80x = 15,230.46 × 6,257.19
  4. Step 4: Simplify right side
    11,036.80x = 95,299,882.01
  5. Step 5: Solve for x
    x = 95,299,882.01/11,036.80
  6. Step 6: Final answer
    x = 8,634.74

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Half scale
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Double scale
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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.