Home / 5,448.04-8,163.10-3,133.80

Finding the Fourth Proportional to 5,448.04, 8,163.10 and 3,133.80

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Solution

The fourth proportional to 5,448.04, 8,163.10 and 3,133.80 is: 4,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.04 : 8,163.10 = 3,133.80 : x
  2. Step 2: Convert to fraction form
    5,448.04/8,163.10 = 3,133.80/x
  3. Step 3: Cross multiply
    5,448.04x = 8,163.10 × 3,133.80
  4. Step 4: Simplify right side
    5,448.04x = 25,581,522.78
  5. Step 5: Solve for x
    x = 25,581,522.78/5,448.04
  6. Step 6: Final answer
    x = 4,695.55

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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.