Home / 11,039.15-15,230.09-6,562.79

Finding the Fourth Proportional to 11,039.15, 15,230.09 and 6,562.79

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Solution

The fourth proportional to 11,039.15, 15,230.09 and 6,562.79 is: 9,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.15 : 15,230.09 = 6,562.79 : x
  2. Step 2: Convert to fraction form
    11,039.15/15,230.09 = 6,562.79/x
  3. Step 3: Cross multiply
    11,039.15x = 15,230.09 × 6,562.79
  4. Step 4: Simplify right side
    11,039.15x = 99,951,773.39
  5. Step 5: Solve for x
    x = 99,951,773.39/11,039.15
  6. Step 6: Final answer
    x = 9,054.30

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Half scale
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Double scale
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Similar ratio
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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.