Home / 6,770.43-10,103.36-6,150.78

Finding the Fourth Proportional to 6,770.43, 10,103.36 and 6,150.78

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Solution

The fourth proportional to 6,770.43, 10,103.36 and 6,150.78 is: 9,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.43 : 10,103.36 = 6,150.78 : x
  2. Step 2: Convert to fraction form
    6,770.43/10,103.36 = 6,150.78/x
  3. Step 3: Cross multiply
    6,770.43x = 10,103.36 × 6,150.78
  4. Step 4: Simplify right side
    6,770.43x = 62,143,513.87
  5. Step 5: Solve for x
    x = 62,143,513.87/6,770.43
  6. Step 6: Final answer
    x = 9,178.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.