Home / 10,788.11-16,182.16-3,393.62

Finding the Fourth Proportional to 10,788.11, 16,182.16 and 3,393.62

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Solution

The fourth proportional to 10,788.11, 16,182.16 and 3,393.62 is: 5,090.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.11 : 16,182.16 = 3,393.62 : x
  2. Step 2: Convert to fraction form
    10,788.11/16,182.16 = 3,393.62/x
  3. Step 3: Cross multiply
    10,788.11x = 16,182.16 × 3,393.62
  4. Step 4: Simplify right side
    10,788.11x = 54,916,012.42
  5. Step 5: Solve for x
    x = 54,916,012.42/10,788.11
  6. Step 6: Final answer
    x = 5,090.42

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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.