Home / 5,125.23-7,072.65-3,237.82

Finding the Fourth Proportional to 5,125.23, 7,072.65 and 3,237.82

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Solution

The fourth proportional to 5,125.23, 7,072.65 and 3,237.82 is: 4,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.23 : 7,072.65 = 3,237.82 : x
  2. Step 2: Convert to fraction form
    5,125.23/7,072.65 = 3,237.82/x
  3. Step 3: Cross multiply
    5,125.23x = 7,072.65 × 3,237.82
  4. Step 4: Simplify right side
    5,125.23x = 22,899,949.94
  5. Step 5: Solve for x
    x = 22,899,949.94/5,125.23
  6. Step 6: Final answer
    x = 4,468.08

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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.