Home / 7,025.92-9,695.64-3,882.16

Finding the Fourth Proportional to 7,025.92, 9,695.64 and 3,882.16

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Solution

The fourth proportional to 7,025.92, 9,695.64 and 3,882.16 is: 5,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.92 : 9,695.64 = 3,882.16 : x
  2. Step 2: Convert to fraction form
    7,025.92/9,695.64 = 3,882.16/x
  3. Step 3: Cross multiply
    7,025.92x = 9,695.64 × 3,882.16
  4. Step 4: Simplify right side
    7,025.92x = 37,640,025.78
  5. Step 5: Solve for x
    x = 37,640,025.78/7,025.92
  6. Step 6: Final answer
    x = 5,357.31

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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.