Home / 2,276.91-3,419.01-1,721.66

Finding the Fourth Proportional to 2,276.91, 3,419.01 and 1,721.66

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Solution

The fourth proportional to 2,276.91, 3,419.01 and 1,721.66 is: 2,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.91 : 3,419.01 = 1,721.66 : x
  2. Step 2: Convert to fraction form
    2,276.91/3,419.01 = 1,721.66/x
  3. Step 3: Cross multiply
    2,276.91x = 3,419.01 × 1,721.66
  4. Step 4: Simplify right side
    2,276.91x = 5,886,355.66
  5. Step 5: Solve for x
    x = 5,886,355.66/2,276.91
  6. Step 6: Final answer
    x = 2,585.24

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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.