Home / 12,637.94-18,954.19-3,751.14

Finding the Fourth Proportional to 12,637.94, 18,954.19 and 3,751.14

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Solution

The fourth proportional to 12,637.94, 18,954.19 and 3,751.14 is: 5,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.94 : 18,954.19 = 3,751.14 : x
  2. Step 2: Convert to fraction form
    12,637.94/18,954.19 = 3,751.14/x
  3. Step 3: Cross multiply
    12,637.94x = 18,954.19 × 3,751.14
  4. Step 4: Simplify right side
    12,637.94x = 71,099,896.04
  5. Step 5: Solve for x
    x = 71,099,896.04/12,637.94
  6. Step 6: Final answer
    x = 5,625.91

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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.