Home / 6,438.11-9,657.16-3,514.82

Finding the Fourth Proportional to 6,438.11, 9,657.16 and 3,514.82

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Solution

The fourth proportional to 6,438.11, 9,657.16 and 3,514.82 is: 5,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438.11 : 9,657.16 = 3,514.82 : x
  2. Step 2: Convert to fraction form
    6,438.11/9,657.16 = 3,514.82/x
  3. Step 3: Cross multiply
    6,438.11x = 9,657.16 × 3,514.82
  4. Step 4: Simplify right side
    6,438.11x = 33,943,122.04
  5. Step 5: Solve for x
    x = 33,943,122.04/6,438.11
  6. Step 6: Final answer
    x = 5,272.22

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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.