Home / 11,257.71-16,882.52-3,860.19

Finding the Fourth Proportional to 11,257.71, 16,882.52 and 3,860.19

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Solution

The fourth proportional to 11,257.71, 16,882.52 and 3,860.19 is: 5,788.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.71 : 16,882.52 = 3,860.19 : x
  2. Step 2: Convert to fraction form
    11,257.71/16,882.52 = 3,860.19/x
  3. Step 3: Cross multiply
    11,257.71x = 16,882.52 × 3,860.19
  4. Step 4: Simplify right side
    11,257.71x = 65,169,715.58
  5. Step 5: Solve for x
    x = 65,169,715.58/11,257.71
  6. Step 6: Final answer
    x = 5,788.90

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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.