Home / 5,098.48-7,648.53-2,176.81

Finding the Fourth Proportional to 5,098.48, 7,648.53 and 2,176.81

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Solution

The fourth proportional to 5,098.48, 7,648.53 and 2,176.81 is: 3,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.48 : 7,648.53 = 2,176.81 : x
  2. Step 2: Convert to fraction form
    5,098.48/7,648.53 = 2,176.81/x
  3. Step 3: Cross multiply
    5,098.48x = 7,648.53 × 2,176.81
  4. Step 4: Simplify right side
    5,098.48x = 16,649,369.30
  5. Step 5: Solve for x
    x = 16,649,369.30/5,098.48
  6. Step 6: Final answer
    x = 3,265.56

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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.