Home / 10,537.23-15,806.45-3,963.47

Finding the Fourth Proportional to 10,537.23, 15,806.45 and 3,963.47

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Solution

The fourth proportional to 10,537.23, 15,806.45 and 3,963.47 is: 5,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.23 : 15,806.45 = 3,963.47 : x
  2. Step 2: Convert to fraction form
    10,537.23/15,806.45 = 3,963.47/x
  3. Step 3: Cross multiply
    10,537.23x = 15,806.45 × 3,963.47
  4. Step 4: Simplify right side
    10,537.23x = 62,648,390.38
  5. Step 5: Solve for x
    x = 62,648,390.38/10,537.23
  6. Step 6: Final answer
    x = 5,945.43

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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.