Home / 5,073.21-7,608.44-3,439.80

Finding the Fourth Proportional to 5,073.21, 7,608.44 and 3,439.80

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Solution

The fourth proportional to 5,073.21, 7,608.44 and 3,439.80 is: 5,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.21 : 7,608.44 = 3,439.80 : x
  2. Step 2: Convert to fraction form
    5,073.21/7,608.44 = 3,439.80/x
  3. Step 3: Cross multiply
    5,073.21x = 7,608.44 × 3,439.80
  4. Step 4: Simplify right side
    5,073.21x = 26,171,494.71
  5. Step 5: Solve for x
    x = 26,171,494.71/5,073.21
  6. Step 6: Final answer
    x = 5,158.76

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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.