Home / 7,025.96-9,695.73-3,882.20

Finding the Fourth Proportional to 7,025.96, 9,695.73 and 3,882.20

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Solution

The fourth proportional to 7,025.96, 9,695.73 and 3,882.20 is: 5,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.96 : 9,695.73 = 3,882.20 : x
  2. Step 2: Convert to fraction form
    7,025.96/9,695.73 = 3,882.20/x
  3. Step 3: Cross multiply
    7,025.96x = 9,695.73 × 3,882.20
  4. Step 4: Simplify right side
    7,025.96x = 37,640,763.01
  5. Step 5: Solve for x
    x = 37,640,763.01/7,025.96
  6. Step 6: Final answer
    x = 5,357.38

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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.