Home / 6,694.92-9,239.40-3,863.16

Finding the Fourth Proportional to 6,694.92, 9,239.40 and 3,863.16

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Solution

The fourth proportional to 6,694.92, 9,239.40 and 3,863.16 is: 5,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694.92 : 9,239.40 = 3,863.16 : x
  2. Step 2: Convert to fraction form
    6,694.92/9,239.40 = 3,863.16/x
  3. Step 3: Cross multiply
    6,694.92x = 9,239.40 × 3,863.16
  4. Step 4: Simplify right side
    6,694.92x = 35,693,280.50
  5. Step 5: Solve for x
    x = 35,693,280.50/6,694.92
  6. Step 6: Final answer
    x = 5,331.40

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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.