Home / 3,088.26-4,261.92-1,691.01

Finding the Fourth Proportional to 3,088.26, 4,261.92 and 1,691.01

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Solution

The fourth proportional to 3,088.26, 4,261.92 and 1,691.01 is: 2,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.26 : 4,261.92 = 1,691.01 : x
  2. Step 2: Convert to fraction form
    3,088.26/4,261.92 = 1,691.01/x
  3. Step 3: Cross multiply
    3,088.26x = 4,261.92 × 1,691.01
  4. Step 4: Simplify right side
    3,088.26x = 7,206,949.34
  5. Step 5: Solve for x
    x = 7,206,949.34/3,088.26
  6. Step 6: Final answer
    x = 2,333.66

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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.