Home / 6,849.56-9,452.40-3,705.75

Finding the Fourth Proportional to 6,849.56, 9,452.40 and 3,705.75

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Solution

The fourth proportional to 6,849.56, 9,452.40 and 3,705.75 is: 5,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.56 : 9,452.40 = 3,705.75 : x
  2. Step 2: Convert to fraction form
    6,849.56/9,452.40 = 3,705.75/x
  3. Step 3: Cross multiply
    6,849.56x = 9,452.40 × 3,705.75
  4. Step 4: Simplify right side
    6,849.56x = 35,028,217.40
  5. Step 5: Solve for x
    x = 35,028,217.40/6,849.56
  6. Step 6: Final answer
    x = 5,113.94

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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.