Home / 10,833.89-16,252.88-3,440.21

Finding the Fourth Proportional to 10,833.89, 16,252.88 and 3,440.21

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Solution

The fourth proportional to 10,833.89, 16,252.88 and 3,440.21 is: 5,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.89 : 16,252.88 = 3,440.21 : x
  2. Step 2: Convert to fraction form
    10,833.89/16,252.88 = 3,440.21/x
  3. Step 3: Cross multiply
    10,833.89x = 16,252.88 × 3,440.21
  4. Step 4: Simplify right side
    10,833.89x = 55,913,221.84
  5. Step 5: Solve for x
    x = 55,913,221.84/10,833.89
  6. Step 6: Final answer
    x = 5,160.96

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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.