Home / 6,849.53-9,452.18-3,865.49

Finding the Fourth Proportional to 6,849.53, 9,452.18 and 3,865.49

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Solution

The fourth proportional to 6,849.53, 9,452.18 and 3,865.49 is: 5,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.53 : 9,452.18 = 3,865.49 : x
  2. Step 2: Convert to fraction form
    6,849.53/9,452.18 = 3,865.49/x
  3. Step 3: Cross multiply
    6,849.53x = 9,452.18 × 3,865.49
  4. Step 4: Simplify right side
    6,849.53x = 36,537,269.67
  5. Step 5: Solve for x
    x = 36,537,269.67/6,849.53
  6. Step 6: Final answer
    x = 5,334.28

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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.