Home / 5,401.80-8,099.46-2,110.97

Finding the Fourth Proportional to 5,401.80, 8,099.46 and 2,110.97

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Solution

The fourth proportional to 5,401.80, 8,099.46 and 2,110.97 is: 3,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.80 : 8,099.46 = 2,110.97 : x
  2. Step 2: Convert to fraction form
    5,401.80/8,099.46 = 2,110.97/x
  3. Step 3: Cross multiply
    5,401.80x = 8,099.46 × 2,110.97
  4. Step 4: Simplify right side
    5,401.80x = 17,097,737.32
  5. Step 5: Solve for x
    x = 17,097,737.32/5,401.80
  6. Step 6: Final answer
    x = 3,165.19

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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.