Home / 10,940.76-15,096.62-6,160.01

Finding the Fourth Proportional to 10,940.76, 15,096.62 and 6,160.01

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Solution

The fourth proportional to 10,940.76, 15,096.62 and 6,160.01 is: 8,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.76 : 15,096.62 = 6,160.01 : x
  2. Step 2: Convert to fraction form
    10,940.76/15,096.62 = 6,160.01/x
  3. Step 3: Cross multiply
    10,940.76x = 15,096.62 × 6,160.01
  4. Step 4: Simplify right side
    10,940.76x = 92,995,223.88
  5. Step 5: Solve for x
    x = 92,995,223.88/10,940.76
  6. Step 6: Final answer
    x = 8,499.89

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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.