Home / 7,115.18-10,674.03-2,434.09

Finding the Fourth Proportional to 7,115.18, 10,674.03 and 2,434.09

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Solution

The fourth proportional to 7,115.18, 10,674.03 and 2,434.09 is: 3,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.18 : 10,674.03 = 2,434.09 : x
  2. Step 2: Convert to fraction form
    7,115.18/10,674.03 = 2,434.09/x
  3. Step 3: Cross multiply
    7,115.18x = 10,674.03 × 2,434.09
  4. Step 4: Simplify right side
    7,115.18x = 25,981,549.68
  5. Step 5: Solve for x
    x = 25,981,549.68/7,115.18
  6. Step 6: Final answer
    x = 3,651.57

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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.