Home / 5,570.37-7,695.45-3,660.73

Finding the Fourth Proportional to 5,570.37, 7,695.45 and 3,660.73

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Solution

The fourth proportional to 5,570.37, 7,695.45 and 3,660.73 is: 5,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.37 : 7,695.45 = 3,660.73 : x
  2. Step 2: Convert to fraction form
    5,570.37/7,695.45 = 3,660.73/x
  3. Step 3: Cross multiply
    5,570.37x = 7,695.45 × 3,660.73
  4. Step 4: Simplify right side
    5,570.37x = 28,170,964.68
  5. Step 5: Solve for x
    x = 28,170,964.68/5,570.37
  6. Step 6: Final answer
    x = 5,057.29

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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.