Home / 7,486.73-11,230.10-3,325.76

Finding the Fourth Proportional to 7,486.73, 11,230.10 and 3,325.76

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Solution

The fourth proportional to 7,486.73, 11,230.10 and 3,325.76 is: 4,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.73 : 11,230.10 = 3,325.76 : x
  2. Step 2: Convert to fraction form
    7,486.73/11,230.10 = 3,325.76/x
  3. Step 3: Cross multiply
    7,486.73x = 11,230.10 × 3,325.76
  4. Step 4: Simplify right side
    7,486.73x = 37,348,617.38
  5. Step 5: Solve for x
    x = 37,348,617.38/7,486.73
  6. Step 6: Final answer
    x = 4,988.64

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.