Home / 3,759.50-5,640.57-1,162.44

Finding the Fourth Proportional to 3,759.50, 5,640.57 and 1,162.44

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Solution

The fourth proportional to 3,759.50, 5,640.57 and 1,162.44 is: 1,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.50 : 5,640.57 = 1,162.44 : x
  2. Step 2: Convert to fraction form
    3,759.50/5,640.57 = 1,162.44/x
  3. Step 3: Cross multiply
    3,759.50x = 5,640.57 × 1,162.44
  4. Step 4: Simplify right side
    3,759.50x = 6,556,824.19
  5. Step 5: Solve for x
    x = 6,556,824.19/3,759.50
  6. Step 6: Final answer
    x = 1,744.07

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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.