Home / 10,119.38-15,174.92-5,967.68

Finding the Fourth Proportional to 10,119.38, 15,174.92 and 5,967.68

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Solution

The fourth proportional to 10,119.38, 15,174.92 and 5,967.68 is: 8,949.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.38 : 15,174.92 = 5,967.68 : x
  2. Step 2: Convert to fraction form
    10,119.38/15,174.92 = 5,967.68/x
  3. Step 3: Cross multiply
    10,119.38x = 15,174.92 × 5,967.68
  4. Step 4: Simplify right side
    10,119.38x = 90,559,066.59
  5. Step 5: Solve for x
    x = 90,559,066.59/10,119.38
  6. Step 6: Final answer
    x = 8,949.07

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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.