Home / 6,135.40-9,196.62-2,672.20

Finding the Fourth Proportional to 6,135.40, 9,196.62 and 2,672.20

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Solution

The fourth proportional to 6,135.40, 9,196.62 and 2,672.20 is: 4,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.40 : 9,196.62 = 2,672.20 : x
  2. Step 2: Convert to fraction form
    6,135.40/9,196.62 = 2,672.20/x
  3. Step 3: Cross multiply
    6,135.40x = 9,196.62 × 2,672.20
  4. Step 4: Simplify right side
    6,135.40x = 24,575,207.96
  5. Step 5: Solve for x
    x = 24,575,207.96/6,135.40
  6. Step 6: Final answer
    x = 4,005.48

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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.