Home / 6,162.28-9,240.62-1,778.69

Finding the Fourth Proportional to 6,162.28, 9,240.62 and 1,778.69

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Solution

The fourth proportional to 6,162.28, 9,240.62 and 1,778.69 is: 2,667.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.28 : 9,240.62 = 1,778.69 : x
  2. Step 2: Convert to fraction form
    6,162.28/9,240.62 = 1,778.69/x
  3. Step 3: Cross multiply
    6,162.28x = 9,240.62 × 1,778.69
  4. Step 4: Simplify right side
    6,162.28x = 16,436,212.60
  5. Step 5: Solve for x
    x = 16,436,212.60/6,162.28
  6. Step 6: Final answer
    x = 2,667.23

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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.