Home / 3,625.72-5,439.38-1,160.74

Finding the Fourth Proportional to 3,625.72, 5,439.38 and 1,160.74

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Solution

The fourth proportional to 3,625.72, 5,439.38 and 1,160.74 is: 1,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.72 : 5,439.38 = 1,160.74 : x
  2. Step 2: Convert to fraction form
    3,625.72/5,439.38 = 1,160.74/x
  3. Step 3: Cross multiply
    3,625.72x = 5,439.38 × 1,160.74
  4. Step 4: Simplify right side
    3,625.72x = 6,313,705.94
  5. Step 5: Solve for x
    x = 6,313,705.94/3,625.72
  6. Step 6: Final answer
    x = 1,741.37

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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.