Home / 8,170.91-11,275.44-4,635.26

Finding the Fourth Proportional to 8,170.91, 11,275.44 and 4,635.26

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Solution

The fourth proportional to 8,170.91, 11,275.44 and 4,635.26 is: 6,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.91 : 11,275.44 = 4,635.26 : x
  2. Step 2: Convert to fraction form
    8,170.91/11,275.44 = 4,635.26/x
  3. Step 3: Cross multiply
    8,170.91x = 11,275.44 × 4,635.26
  4. Step 4: Simplify right side
    8,170.91x = 52,264,564.54
  5. Step 5: Solve for x
    x = 52,264,564.54/8,170.91
  6. Step 6: Final answer
    x = 6,396.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.