Home / 6,675.94-9,212.70-3,691.90

Finding the Fourth Proportional to 6,675.94, 9,212.70 and 3,691.90

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Solution

The fourth proportional to 6,675.94, 9,212.70 and 3,691.90 is: 5,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.94 : 9,212.70 = 3,691.90 : x
  2. Step 2: Convert to fraction form
    6,675.94/9,212.70 = 3,691.90/x
  3. Step 3: Cross multiply
    6,675.94x = 9,212.70 × 3,691.90
  4. Step 4: Simplify right side
    6,675.94x = 34,012,367.13
  5. Step 5: Solve for x
    x = 34,012,367.13/6,675.94
  6. Step 6: Final answer
    x = 5,094.77

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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.