Home / 5,168.78-7,752.99-2,247.09

Finding the Fourth Proportional to 5,168.78, 7,752.99 and 2,247.09

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Solution

The fourth proportional to 5,168.78, 7,752.99 and 2,247.09 is: 3,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.78 : 7,752.99 = 2,247.09 : x
  2. Step 2: Convert to fraction form
    5,168.78/7,752.99 = 2,247.09/x
  3. Step 3: Cross multiply
    5,168.78x = 7,752.99 × 2,247.09
  4. Step 4: Simplify right side
    5,168.78x = 17,421,666.30
  5. Step 5: Solve for x
    x = 17,421,666.30/5,168.78
  6. Step 6: Final answer
    x = 3,370.56

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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.