Home / 5,265.06-7,894.31-2,141.29

Finding the Fourth Proportional to 5,265.06, 7,894.31 and 2,141.29

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Solution

The fourth proportional to 5,265.06, 7,894.31 and 2,141.29 is: 3,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.06 : 7,894.31 = 2,141.29 : x
  2. Step 2: Convert to fraction form
    5,265.06/7,894.31 = 2,141.29/x
  3. Step 3: Cross multiply
    5,265.06x = 7,894.31 × 2,141.29
  4. Step 4: Simplify right side
    5,265.06x = 16,904,007.06
  5. Step 5: Solve for x
    x = 16,904,007.06/5,265.06
  6. Step 6: Final answer
    x = 3,210.60

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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.