Home / 5,183.28-7,774.92-3,439.26

Finding the Fourth Proportional to 5,183.28, 7,774.92 and 3,439.26

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Solution

The fourth proportional to 5,183.28, 7,774.92 and 3,439.26 is: 5,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.28 : 7,774.92 = 3,439.26 : x
  2. Step 2: Convert to fraction form
    5,183.28/7,774.92 = 3,439.26/x
  3. Step 3: Cross multiply
    5,183.28x = 7,774.92 × 3,439.26
  4. Step 4: Simplify right side
    5,183.28x = 26,739,971.36
  5. Step 5: Solve for x
    x = 26,739,971.36/5,183.28
  6. Step 6: Final answer
    x = 5,158.89

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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.