Home / 4,267.26-6,388.43-3,447.13

Finding the Fourth Proportional to 4,267.26, 6,388.43 and 3,447.13

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Solution

The fourth proportional to 4,267.26, 6,388.43 and 3,447.13 is: 5,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.26 : 6,388.43 = 3,447.13 : x
  2. Step 2: Convert to fraction form
    4,267.26/6,388.43 = 3,447.13/x
  3. Step 3: Cross multiply
    4,267.26x = 6,388.43 × 3,447.13
  4. Step 4: Simplify right side
    4,267.26x = 22,021,748.71
  5. Step 5: Solve for x
    x = 22,021,748.71/4,267.26
  6. Step 6: Final answer
    x = 5,160.63

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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.