Home / 3,442.15-5,165.25-1,362.36

Finding the Fourth Proportional to 3,442.15, 5,165.25 and 1,362.36

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Solution

The fourth proportional to 3,442.15, 5,165.25 and 1,362.36 is: 2,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.15 : 5,165.25 = 1,362.36 : x
  2. Step 2: Convert to fraction form
    3,442.15/5,165.25 = 1,362.36/x
  3. Step 3: Cross multiply
    3,442.15x = 5,165.25 × 1,362.36
  4. Step 4: Simplify right side
    3,442.15x = 7,036,929.99
  5. Step 5: Solve for x
    x = 7,036,929.99/3,442.15
  6. Step 6: Final answer
    x = 2,044.34

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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.