Home / 3,009.24-4,150.67-2,761.38

Finding the Fourth Proportional to 3,009.24, 4,150.67 and 2,761.38

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Solution

The fourth proportional to 3,009.24, 4,150.67 and 2,761.38 is: 3,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.24 : 4,150.67 = 2,761.38 : x
  2. Step 2: Convert to fraction form
    3,009.24/4,150.67 = 2,761.38/x
  3. Step 3: Cross multiply
    3,009.24x = 4,150.67 × 2,761.38
  4. Step 4: Simplify right side
    3,009.24x = 11,461,563.32
  5. Step 5: Solve for x
    x = 11,461,563.32/3,009.24
  6. Step 6: Final answer
    x = 3,808.79

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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.