Home / 3,606.20-4,976.54-1,950.20

Finding the Fourth Proportional to 3,606.20, 4,976.54 and 1,950.20

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Solution

The fourth proportional to 3,606.20, 4,976.54 and 1,950.20 is: 2,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.20 : 4,976.54 = 1,950.20 : x
  2. Step 2: Convert to fraction form
    3,606.20/4,976.54 = 1,950.20/x
  3. Step 3: Cross multiply
    3,606.20x = 4,976.54 × 1,950.20
  4. Step 4: Simplify right side
    3,606.20x = 9,705,213.67
  5. Step 5: Solve for x
    x = 9,705,213.67/3,606.20
  6. Step 6: Final answer
    x = 2,691.26

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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.