Home / 3,062.44-4,226.20-1,665.20

Finding the Fourth Proportional to 3,062.44, 4,226.20 and 1,665.20

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Solution

The fourth proportional to 3,062.44, 4,226.20 and 1,665.20 is: 2,297.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.44 : 4,226.20 = 1,665.20 : x
  2. Step 2: Convert to fraction form
    3,062.44/4,226.20 = 1,665.20/x
  3. Step 3: Cross multiply
    3,062.44x = 4,226.20 × 1,665.20
  4. Step 4: Simplify right side
    3,062.44x = 7,037,468.24
  5. Step 5: Solve for x
    x = 7,037,468.24/3,062.44
  6. Step 6: Final answer
    x = 2,297.99

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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.