Home / 2,695.32-4,042.98-1,396.89

Finding the Fourth Proportional to 2,695.32, 4,042.98 and 1,396.89

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Solution

The fourth proportional to 2,695.32, 4,042.98 and 1,396.89 is: 2,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.32 : 4,042.98 = 1,396.89 : x
  2. Step 2: Convert to fraction form
    2,695.32/4,042.98 = 1,396.89/x
  3. Step 3: Cross multiply
    2,695.32x = 4,042.98 × 1,396.89
  4. Step 4: Simplify right side
    2,695.32x = 5,647,598.33
  5. Step 5: Solve for x
    x = 5,647,598.33/2,695.32
  6. Step 6: Final answer
    x = 2,095.34

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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.