Home / 10,783.28-16,174.92-2,992.10

Finding the Fourth Proportional to 10,783.28, 16,174.92 and 2,992.10

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Solution

The fourth proportional to 10,783.28, 16,174.92 and 2,992.10 is: 4,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.28 : 16,174.92 = 2,992.10 : x
  2. Step 2: Convert to fraction form
    10,783.28/16,174.92 = 2,992.10/x
  3. Step 3: Cross multiply
    10,783.28x = 16,174.92 × 2,992.10
  4. Step 4: Simplify right side
    10,783.28x = 48,396,897.26
  5. Step 5: Solve for x
    x = 48,396,897.26/10,783.28
  6. Step 6: Final answer
    x = 4,488.14

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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.