Home / 10,860.24-16,287.12-3,933.12

Finding the Fourth Proportional to 10,860.24, 16,287.12 and 3,933.12

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Solution

The fourth proportional to 10,860.24, 16,287.12 and 3,933.12 is: 5,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.24 : 16,287.12 = 3,933.12 : x
  2. Step 2: Convert to fraction form
    10,860.24/16,287.12 = 3,933.12/x
  3. Step 3: Cross multiply
    10,860.24x = 16,287.12 × 3,933.12
  4. Step 4: Simplify right side
    10,860.24x = 64,059,197.41
  5. Step 5: Solve for x
    x = 64,059,197.41/10,860.24
  6. Step 6: Final answer
    x = 5,898.51

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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.