Home / 5,441.13-8,163.10-2,319.57

Finding the Fourth Proportional to 5,441.13, 8,163.10 and 2,319.57

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Solution

The fourth proportional to 5,441.13, 8,163.10 and 2,319.57 is: 3,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.13 : 8,163.10 = 2,319.57 : x
  2. Step 2: Convert to fraction form
    5,441.13/8,163.10 = 2,319.57/x
  3. Step 3: Cross multiply
    5,441.13x = 8,163.10 × 2,319.57
  4. Step 4: Simplify right side
    5,441.13x = 18,934,881.87
  5. Step 5: Solve for x
    x = 18,934,881.87/5,441.13
  6. Step 6: Final answer
    x = 3,479.95

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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.