Home / 10,632.37-15,938.14-3,963.99

Finding the Fourth Proportional to 10,632.37, 15,938.14 and 3,963.99

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Solution

The fourth proportional to 10,632.37, 15,938.14 and 3,963.99 is: 5,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632.37 : 15,938.14 = 3,963.99 : x
  2. Step 2: Convert to fraction form
    10,632.37/15,938.14 = 3,963.99/x
  3. Step 3: Cross multiply
    10,632.37x = 15,938.14 × 3,963.99
  4. Step 4: Simplify right side
    10,632.37x = 63,178,627.58
  5. Step 5: Solve for x
    x = 63,178,627.58/10,632.37
  6. Step 6: Final answer
    x = 5,942.10

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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.