Home / 10,936.50-15,093.18-6,222.30

Finding the Fourth Proportional to 10,936.50, 15,093.18 and 6,222.30

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Solution

The fourth proportional to 10,936.50, 15,093.18 and 6,222.30 is: 8,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.50 : 15,093.18 = 6,222.30 : x
  2. Step 2: Convert to fraction form
    10,936.50/15,093.18 = 6,222.30/x
  3. Step 3: Cross multiply
    10,936.50x = 15,093.18 × 6,222.30
  4. Step 4: Simplify right side
    10,936.50x = 93,914,293.91
  5. Step 5: Solve for x
    x = 93,914,293.91/10,936.50
  6. Step 6: Final answer
    x = 8,587.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.