Home / 5,292-7,935.84-2,372.22

Finding the Fourth Proportional to 5,292, 7,935.84 and 2,372.22

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Solution

The fourth proportional to 5,292, 7,935.84 and 2,372.22 is: 3,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292 : 7,935.84 = 2,372.22 : x
  2. Step 2: Convert to fraction form
    5,292/7,935.84 = 2,372.22/x
  3. Step 3: Cross multiply
    5,292x = 7,935.84 × 2,372.22
  4. Step 4: Simplify right side
    5,292x = 18,825,558.36
  5. Step 5: Solve for x
    x = 18,825,558.36/5,292
  6. Step 6: Final answer
    x = 3,557.36

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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.