Home / 5,230.72-7,839.41-2,451.26

Finding the Fourth Proportional to 5,230.72, 7,839.41 and 2,451.26

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Solution

The fourth proportional to 5,230.72, 7,839.41 and 2,451.26 is: 3,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.72 : 7,839.41 = 2,451.26 : x
  2. Step 2: Convert to fraction form
    5,230.72/7,839.41 = 2,451.26/x
  3. Step 3: Cross multiply
    5,230.72x = 7,839.41 × 2,451.26
  4. Step 4: Simplify right side
    5,230.72x = 19,216,453.29
  5. Step 5: Solve for x
    x = 19,216,453.29/5,230.72
  6. Step 6: Final answer
    x = 3,673.77

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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.