Home / 2,429.46-3,352.32-1,367.28

Finding the Fourth Proportional to 2,429.46, 3,352.32 and 1,367.28

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Solution

The fourth proportional to 2,429.46, 3,352.32 and 1,367.28 is: 1,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.46 : 3,352.32 = 1,367.28 : x
  2. Step 2: Convert to fraction form
    2,429.46/3,352.32 = 1,367.28/x
  3. Step 3: Cross multiply
    2,429.46x = 3,352.32 × 1,367.28
  4. Step 4: Simplify right side
    2,429.46x = 4,583,560.09
  5. Step 5: Solve for x
    x = 4,583,560.09/2,429.46
  6. Step 6: Final answer
    x = 1,886.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.