Home / 6,771.78-10,154.97-2,609.48

Finding the Fourth Proportional to 6,771.78, 10,154.97 and 2,609.48

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Solution

The fourth proportional to 6,771.78, 10,154.97 and 2,609.48 is: 3,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.78 : 10,154.97 = 2,609.48 : x
  2. Step 2: Convert to fraction form
    6,771.78/10,154.97 = 2,609.48/x
  3. Step 3: Cross multiply
    6,771.78x = 10,154.97 × 2,609.48
  4. Step 4: Simplify right side
    6,771.78x = 26,499,140.34
  5. Step 5: Solve for x
    x = 26,499,140.34/6,771.78
  6. Step 6: Final answer
    x = 3,913.17

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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.