Home / 5,119.38-7,674.58-4,249.10

Finding the Fourth Proportional to 5,119.38, 7,674.58 and 4,249.10

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Solution

The fourth proportional to 5,119.38, 7,674.58 and 4,249.10 is: 6,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.38 : 7,674.58 = 4,249.10 : x
  2. Step 2: Convert to fraction form
    5,119.38/7,674.58 = 4,249.10/x
  3. Step 3: Cross multiply
    5,119.38x = 7,674.58 × 4,249.10
  4. Step 4: Simplify right side
    5,119.38x = 32,610,082.38
  5. Step 5: Solve for x
    x = 32,610,082.38/5,119.38
  6. Step 6: Final answer
    x = 6,369.93

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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.