Home / 7,440.27-11,147.99-5,244.44

Finding the Fourth Proportional to 7,440.27, 11,147.99 and 5,244.44

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Solution

The fourth proportional to 7,440.27, 11,147.99 and 5,244.44 is: 7,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.27 : 11,147.99 = 5,244.44 : x
  2. Step 2: Convert to fraction form
    7,440.27/11,147.99 = 5,244.44/x
  3. Step 3: Cross multiply
    7,440.27x = 11,147.99 × 5,244.44
  4. Step 4: Simplify right side
    7,440.27x = 58,464,882.71
  5. Step 5: Solve for x
    x = 58,464,882.71/7,440.27
  6. Step 6: Final answer
    x = 7,857.90

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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.