Home / 5,219.42-7,194.62-3,955.41

Finding the Fourth Proportional to 5,219.42, 7,194.62 and 3,955.41

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Solution

The fourth proportional to 5,219.42, 7,194.62 and 3,955.41 is: 5,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.42 : 7,194.62 = 3,955.41 : x
  2. Step 2: Convert to fraction form
    5,219.42/7,194.62 = 3,955.41/x
  3. Step 3: Cross multiply
    5,219.42x = 7,194.62 × 3,955.41
  4. Step 4: Simplify right side
    5,219.42x = 28,457,652.12
  5. Step 5: Solve for x
    x = 28,457,652.12/5,219.42
  6. Step 6: Final answer
    x = 5,452.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.