Home / 5,353.42-8,045.26-3,163.18

Finding the Fourth Proportional to 5,353.42, 8,045.26 and 3,163.18

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Solution

The fourth proportional to 5,353.42, 8,045.26 and 3,163.18 is: 4,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.42 : 8,045.26 = 3,163.18 : x
  2. Step 2: Convert to fraction form
    5,353.42/8,045.26 = 3,163.18/x
  3. Step 3: Cross multiply
    5,353.42x = 8,045.26 × 3,163.18
  4. Step 4: Simplify right side
    5,353.42x = 25,448,605.53
  5. Step 5: Solve for x
    x = 25,448,605.53/5,353.42
  6. Step 6: Final answer
    x = 4,753.71

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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.