Home / 6,764.05-9,335.46-4,112.29

Finding the Fourth Proportional to 6,764.05, 9,335.46 and 4,112.29

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Solution

The fourth proportional to 6,764.05, 9,335.46 and 4,112.29 is: 5,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.05 : 9,335.46 = 4,112.29 : x
  2. Step 2: Convert to fraction form
    6,764.05/9,335.46 = 4,112.29/x
  3. Step 3: Cross multiply
    6,764.05x = 9,335.46 × 4,112.29
  4. Step 4: Simplify right side
    6,764.05x = 38,390,118.80
  5. Step 5: Solve for x
    x = 38,390,118.80/6,764.05
  6. Step 6: Final answer
    x = 5,675.61

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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.