Home / 3,506.62-5,231.19-3,411.28

Finding the Fourth Proportional to 3,506.62, 5,231.19 and 3,411.28

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Solution

The fourth proportional to 3,506.62, 5,231.19 and 3,411.28 is: 5,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.62 : 5,231.19 = 3,411.28 : x
  2. Step 2: Convert to fraction form
    3,506.62/5,231.19 = 3,411.28/x
  3. Step 3: Cross multiply
    3,506.62x = 5,231.19 × 3,411.28
  4. Step 4: Simplify right side
    3,506.62x = 17,845,053.82
  5. Step 5: Solve for x
    x = 17,845,053.82/3,506.62
  6. Step 6: Final answer
    x = 5,088.96

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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.