Home / 10,506.09-15,763.92-3,932.79

Finding the Fourth Proportional to 10,506.09, 15,763.92 and 3,932.79

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Solution

The fourth proportional to 10,506.09, 15,763.92 and 3,932.79 is: 5,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.09 : 15,763.92 = 3,932.79 : x
  2. Step 2: Convert to fraction form
    10,506.09/15,763.92 = 3,932.79/x
  3. Step 3: Cross multiply
    10,506.09x = 15,763.92 × 3,932.79
  4. Step 4: Simplify right side
    10,506.09x = 61,996,186.94
  5. Step 5: Solve for x
    x = 61,996,186.94/10,506.09
  6. Step 6: Final answer
    x = 5,900.98

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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.