Home / 10,940.89-15,096.79-6,160.13

Finding the Fourth Proportional to 10,940.89, 15,096.79 and 6,160.13

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Solution

The fourth proportional to 10,940.89, 15,096.79 and 6,160.13 is: 8,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.89 : 15,096.79 = 6,160.13 : x
  2. Step 2: Convert to fraction form
    10,940.89/15,096.79 = 6,160.13/x
  3. Step 3: Cross multiply
    10,940.89x = 15,096.79 × 6,160.13
  4. Step 4: Simplify right side
    10,940.89x = 92,998,188.98
  5. Step 5: Solve for x
    x = 92,998,188.98/10,940.89
  6. Step 6: Final answer
    x = 8,500.06

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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.