Home / 5,233.44-7,219.72-3,107.76

Finding the Fourth Proportional to 5,233.44, 7,219.72 and 3,107.76

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Solution

The fourth proportional to 5,233.44, 7,219.72 and 3,107.76 is: 4,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.44 : 7,219.72 = 3,107.76 : x
  2. Step 2: Convert to fraction form
    5,233.44/7,219.72 = 3,107.76/x
  3. Step 3: Cross multiply
    5,233.44x = 7,219.72 × 3,107.76
  4. Step 4: Simplify right side
    5,233.44x = 22,437,157.03
  5. Step 5: Solve for x
    x = 22,437,157.03/5,233.44
  6. Step 6: Final answer
    x = 4,287.27

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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.