Home / 11,233.71-16,860.91-5,690.92

Finding the Fourth Proportional to 11,233.71, 16,860.91 and 5,690.92

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Solution

The fourth proportional to 11,233.71, 16,860.91 and 5,690.92 is: 8,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.71 : 16,860.91 = 5,690.92 : x
  2. Step 2: Convert to fraction form
    11,233.71/16,860.91 = 5,690.92/x
  3. Step 3: Cross multiply
    11,233.71x = 16,860.91 × 5,690.92
  4. Step 4: Simplify right side
    11,233.71x = 95,954,089.94
  5. Step 5: Solve for x
    x = 95,954,089.94/11,233.71
  6. Step 6: Final answer
    x = 8,541.62

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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.