Home / 5,159.26-7,738.89-2,237.50

Finding the Fourth Proportional to 5,159.26, 7,738.89 and 2,237.50

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Solution

The fourth proportional to 5,159.26, 7,738.89 and 2,237.50 is: 3,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.26 : 7,738.89 = 2,237.50 : x
  2. Step 2: Convert to fraction form
    5,159.26/7,738.89 = 2,237.50/x
  3. Step 3: Cross multiply
    5,159.26x = 7,738.89 × 2,237.50
  4. Step 4: Simplify right side
    5,159.26x = 17,315,766.38
  5. Step 5: Solve for x
    x = 17,315,766.38/5,159.26
  6. Step 6: Final answer
    x = 3,356.25

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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.