Home / 2,304.58-3,454.13-1,328.66

Finding the Fourth Proportional to 2,304.58, 3,454.13 and 1,328.66

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Solution

The fourth proportional to 2,304.58, 3,454.13 and 1,328.66 is: 1,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.58 : 3,454.13 = 1,328.66 : x
  2. Step 2: Convert to fraction form
    2,304.58/3,454.13 = 1,328.66/x
  3. Step 3: Cross multiply
    2,304.58x = 3,454.13 × 1,328.66
  4. Step 4: Simplify right side
    2,304.58x = 4,589,357.72
  5. Step 5: Solve for x
    x = 4,589,357.72/2,304.58
  6. Step 6: Final answer
    x = 1,991.41

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1.5x scale

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.