Home / 10,556.21-15,836.57-3,892.73

Finding the Fourth Proportional to 10,556.21, 15,836.57 and 3,892.73

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Solution

The fourth proportional to 10,556.21, 15,836.57 and 3,892.73 is: 5,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.21 : 15,836.57 = 3,892.73 : x
  2. Step 2: Convert to fraction form
    10,556.21/15,836.57 = 3,892.73/x
  3. Step 3: Cross multiply
    10,556.21x = 15,836.57 × 3,892.73
  4. Step 4: Simplify right side
    10,556.21x = 61,647,411.95
  5. Step 5: Solve for x
    x = 61,647,411.95/10,556.21
  6. Step 6: Final answer
    x = 5,839.92

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1.5x scale

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.