Home / 6,280.20-9,414.30-2,330.40

Finding the Fourth Proportional to 6,280.20, 9,414.30 and 2,330.40

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Solution

The fourth proportional to 6,280.20, 9,414.30 and 2,330.40 is: 3,493.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.20 : 9,414.30 = 2,330.40 : x
  2. Step 2: Convert to fraction form
    6,280.20/9,414.30 = 2,330.40/x
  3. Step 3: Cross multiply
    6,280.20x = 9,414.30 × 2,330.40
  4. Step 4: Simplify right side
    6,280.20x = 21,939,084.72
  5. Step 5: Solve for x
    x = 21,939,084.72/6,280.20
  6. Step 6: Final answer
    x = 3,493.37

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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.