Home / 11,449.70-17,175.35-4,523.30

Finding the Fourth Proportional to 11,449.70, 17,175.35 and 4,523.30

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Solution

The fourth proportional to 11,449.70, 17,175.35 and 4,523.30 is: 6,785.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.70 : 17,175.35 = 4,523.30 : x
  2. Step 2: Convert to fraction form
    11,449.70/17,175.35 = 4,523.30/x
  3. Step 3: Cross multiply
    11,449.70x = 17,175.35 × 4,523.30
  4. Step 4: Simplify right side
    11,449.70x = 77,689,260.66
  5. Step 5: Solve for x
    x = 77,689,260.66/11,449.70
  6. Step 6: Final answer
    x = 6,785.27

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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.