Home / 4,252.97-6,374.09-1,909.64

Finding the Fourth Proportional to 4,252.97, 6,374.09 and 1,909.64

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Solution

The fourth proportional to 4,252.97, 6,374.09 and 1,909.64 is: 2,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.97 : 6,374.09 = 1,909.64 : x
  2. Step 2: Convert to fraction form
    4,252.97/6,374.09 = 1,909.64/x
  3. Step 3: Cross multiply
    4,252.97x = 6,374.09 × 1,909.64
  4. Step 4: Simplify right side
    4,252.97x = 12,172,237.94
  5. Step 5: Solve for x
    x = 12,172,237.94/4,252.97
  6. Step 6: Final answer
    x = 2,862.05

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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.