Home / 1,406.04-2,107.92-1,252.27

Finding the Fourth Proportional to 1,406.04, 2,107.92 and 1,252.27

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Solution

The fourth proportional to 1,406.04, 2,107.92 and 1,252.27 is: 1,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406.04 : 2,107.92 = 1,252.27 : x
  2. Step 2: Convert to fraction form
    1,406.04/2,107.92 = 1,252.27/x
  3. Step 3: Cross multiply
    1,406.04x = 2,107.92 × 1,252.27
  4. Step 4: Simplify right side
    1,406.04x = 2,639,684.98
  5. Step 5: Solve for x
    x = 2,639,684.98/1,406.04
  6. Step 6: Final answer
    x = 1,877.39

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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.