Home / 3,824.55-5,736.30-1,742.31

Finding the Fourth Proportional to 3,824.55, 5,736.30 and 1,742.31

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Solution

The fourth proportional to 3,824.55, 5,736.30 and 1,742.31 is: 2,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.55 : 5,736.30 = 1,742.31 : x
  2. Step 2: Convert to fraction form
    3,824.55/5,736.30 = 1,742.31/x
  3. Step 3: Cross multiply
    3,824.55x = 5,736.30 × 1,742.31
  4. Step 4: Simplify right side
    3,824.55x = 9,994,412.85
  5. Step 5: Solve for x
    x = 9,994,412.85/3,824.55
  6. Step 6: Final answer
    x = 2,613.23

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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.