Home / 5,410.60-8,103.10-3,669.80

Finding the Fourth Proportional to 5,410.60, 8,103.10 and 3,669.80

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Solution

The fourth proportional to 5,410.60, 8,103.10 and 3,669.80 is: 5,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.60 : 8,103.10 = 3,669.80 : x
  2. Step 2: Convert to fraction form
    5,410.60/8,103.10 = 3,669.80/x
  3. Step 3: Cross multiply
    5,410.60x = 8,103.10 × 3,669.80
  4. Step 4: Simplify right side
    5,410.60x = 29,736,756.38
  5. Step 5: Solve for x
    x = 29,736,756.38/5,410.60
  6. Step 6: Final answer
    x = 5,496.02

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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.