Home / 12,010.76-16,575.66-6,705.46

Finding the Fourth Proportional to 12,010.76, 16,575.66 and 6,705.46

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Solution

The fourth proportional to 12,010.76, 16,575.66 and 6,705.46 is: 9,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.76 : 16,575.66 = 6,705.46 : x
  2. Step 2: Convert to fraction form
    12,010.76/16,575.66 = 6,705.46/x
  3. Step 3: Cross multiply
    12,010.76x = 16,575.66 × 6,705.46
  4. Step 4: Simplify right side
    12,010.76x = 111,147,383.66
  5. Step 5: Solve for x
    x = 111,147,383.66/12,010.76
  6. Step 6: Final answer
    x = 9,253.99

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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.