Home / 6,794.18-9,381.96-4,280.78

Finding the Fourth Proportional to 6,794.18, 9,381.96 and 4,280.78

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Solution

The fourth proportional to 6,794.18, 9,381.96 and 4,280.78 is: 5,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.18 : 9,381.96 = 4,280.78 : x
  2. Step 2: Convert to fraction form
    6,794.18/9,381.96 = 4,280.78/x
  3. Step 3: Cross multiply
    6,794.18x = 9,381.96 × 4,280.78
  4. Step 4: Simplify right side
    6,794.18x = 40,162,106.73
  5. Step 5: Solve for x
    x = 40,162,106.73/6,794.18
  6. Step 6: Final answer
    x = 5,911.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.