Home / 6,162.29-9,242.41-1,778.57

Finding the Fourth Proportional to 6,162.29, 9,242.41 and 1,778.57

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Solution

The fourth proportional to 6,162.29, 9,242.41 and 1,778.57 is: 2,667.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.29 : 9,242.41 = 1,778.57 : x
  2. Step 2: Convert to fraction form
    6,162.29/9,242.41 = 1,778.57/x
  3. Step 3: Cross multiply
    6,162.29x = 9,242.41 × 1,778.57
  4. Step 4: Simplify right side
    6,162.29x = 16,438,273.15
  5. Step 5: Solve for x
    x = 16,438,273.15/6,162.29
  6. Step 6: Final answer
    x = 2,667.56

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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.