Home / 2,093.32-3,145.38-1,864.36

Finding the Fourth Proportional to 2,093.32, 3,145.38 and 1,864.36

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Solution

The fourth proportional to 2,093.32, 3,145.38 and 1,864.36 is: 2,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.32 : 3,145.38 = 1,864.36 : x
  2. Step 2: Convert to fraction form
    2,093.32/3,145.38 = 1,864.36/x
  3. Step 3: Cross multiply
    2,093.32x = 3,145.38 × 1,864.36
  4. Step 4: Simplify right side
    2,093.32x = 5,864,120.66
  5. Step 5: Solve for x
    x = 5,864,120.66/2,093.32
  6. Step 6: Final answer
    x = 2,801.35

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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.