Home / 3,458.19-5,192.76-2,731.02

Finding the Fourth Proportional to 3,458.19, 5,192.76 and 2,731.02

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Solution

The fourth proportional to 3,458.19, 5,192.76 and 2,731.02 is: 4,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.19 : 5,192.76 = 2,731.02 : x
  2. Step 2: Convert to fraction form
    3,458.19/5,192.76 = 2,731.02/x
  3. Step 3: Cross multiply
    3,458.19x = 5,192.76 × 2,731.02
  4. Step 4: Simplify right side
    3,458.19x = 14,181,506.82
  5. Step 5: Solve for x
    x = 14,181,506.82/3,458.19
  6. Step 6: Final answer
    x = 4,100.84

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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.