Home / 6,770.05-10,154.67-2,089.87

Finding the Fourth Proportional to 6,770.05, 10,154.67 and 2,089.87

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Solution

The fourth proportional to 6,770.05, 10,154.67 and 2,089.87 is: 3,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.05 : 10,154.67 = 2,089.87 : x
  2. Step 2: Convert to fraction form
    6,770.05/10,154.67 = 2,089.87/x
  3. Step 3: Cross multiply
    6,770.05x = 10,154.67 × 2,089.87
  4. Step 4: Simplify right side
    6,770.05x = 21,221,940.19
  5. Step 5: Solve for x
    x = 21,221,940.19/6,770.05
  6. Step 6: Final answer
    x = 3,134.68

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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.