Home / 2,167.07-3,228.21-2,032.61

Finding the Fourth Proportional to 2,167.07, 3,228.21 and 2,032.61

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Solution

The fourth proportional to 2,167.07, 3,228.21 and 2,032.61 is: 3,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.07 : 3,228.21 = 2,032.61 : x
  2. Step 2: Convert to fraction form
    2,167.07/3,228.21 = 2,032.61/x
  3. Step 3: Cross multiply
    2,167.07x = 3,228.21 × 2,032.61
  4. Step 4: Simplify right side
    2,167.07x = 6,561,675.79
  5. Step 5: Solve for x
    x = 6,561,675.79/2,167.07
  6. Step 6: Final answer
    x = 3,027.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.