Home / 5,724.21-7,899.30-3,334.62

Finding the Fourth Proportional to 5,724.21, 7,899.30 and 3,334.62

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Solution

The fourth proportional to 5,724.21, 7,899.30 and 3,334.62 is: 4,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.21 : 7,899.30 = 3,334.62 : x
  2. Step 2: Convert to fraction form
    5,724.21/7,899.30 = 3,334.62/x
  3. Step 3: Cross multiply
    5,724.21x = 7,899.30 × 3,334.62
  4. Step 4: Simplify right side
    5,724.21x = 26,341,163.77
  5. Step 5: Solve for x
    x = 26,341,163.77/5,724.21
  6. Step 6: Final answer
    x = 4,601.71

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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.