Home / 3,064.38-4,228.50-2,268.12

Finding the Fourth Proportional to 3,064.38, 4,228.50 and 2,268.12

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Solution

The fourth proportional to 3,064.38, 4,228.50 and 2,268.12 is: 3,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.38 : 4,228.50 = 2,268.12 : x
  2. Step 2: Convert to fraction form
    3,064.38/4,228.50 = 2,268.12/x
  3. Step 3: Cross multiply
    3,064.38x = 4,228.50 × 2,268.12
  4. Step 4: Simplify right side
    3,064.38x = 9,590,745.42
  5. Step 5: Solve for x
    x = 9,590,745.42/3,064.38
  6. Step 6: Final answer
    x = 3,129.75

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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.