Home / 2,864.54-4,286.38-1,695.07

Finding the Fourth Proportional to 2,864.54, 4,286.38 and 1,695.07

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Solution

The fourth proportional to 2,864.54, 4,286.38 and 1,695.07 is: 2,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.54 : 4,286.38 = 1,695.07 : x
  2. Step 2: Convert to fraction form
    2,864.54/4,286.38 = 1,695.07/x
  3. Step 3: Cross multiply
    2,864.54x = 4,286.38 × 1,695.07
  4. Step 4: Simplify right side
    2,864.54x = 7,265,714.15
  5. Step 5: Solve for x
    x = 7,265,714.15/2,864.54
  6. Step 6: Final answer
    x = 2,536.43

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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.