Home / 5,246.90-7,239.97-3,008.87

Finding the Fourth Proportional to 5,246.90, 7,239.97 and 3,008.87

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Solution

The fourth proportional to 5,246.90, 7,239.97 and 3,008.87 is: 4,151.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.90 : 7,239.97 = 3,008.87 : x
  2. Step 2: Convert to fraction form
    5,246.90/7,239.97 = 3,008.87/x
  3. Step 3: Cross multiply
    5,246.90x = 7,239.97 × 3,008.87
  4. Step 4: Simplify right side
    5,246.90x = 21,784,128.53
  5. Step 5: Solve for x
    x = 21,784,128.53/5,246.90
  6. Step 6: Final answer
    x = 4,151.81

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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.