Home / 2,441.72-3,667.44-1,790.48

Finding the Fourth Proportional to 2,441.72, 3,667.44 and 1,790.48

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Solution

The fourth proportional to 2,441.72, 3,667.44 and 1,790.48 is: 2,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.72 : 3,667.44 = 1,790.48 : x
  2. Step 2: Convert to fraction form
    2,441.72/3,667.44 = 1,790.48/x
  3. Step 3: Cross multiply
    2,441.72x = 3,667.44 × 1,790.48
  4. Step 4: Simplify right side
    2,441.72x = 6,566,477.97
  5. Step 5: Solve for x
    x = 6,566,477.97/2,441.72
  6. Step 6: Final answer
    x = 2,689.28

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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.