Home / 2,261.06-3,387.71-2,032.80

Finding the Fourth Proportional to 2,261.06, 3,387.71 and 2,032.80

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Solution

The fourth proportional to 2,261.06, 3,387.71 and 2,032.80 is: 3,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.06 : 3,387.71 = 2,032.80 : x
  2. Step 2: Convert to fraction form
    2,261.06/3,387.71 = 2,032.80/x
  3. Step 3: Cross multiply
    2,261.06x = 3,387.71 × 2,032.80
  4. Step 4: Simplify right side
    2,261.06x = 6,886,536.89
  5. Step 5: Solve for x
    x = 6,886,536.89/2,261.06
  6. Step 6: Final answer
    x = 3,045.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.