Home / 5,401.26-8,098.80-3,211.52

Finding the Fourth Proportional to 5,401.26, 8,098.80 and 3,211.52

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Solution

The fourth proportional to 5,401.26, 8,098.80 and 3,211.52 is: 4,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.26 : 8,098.80 = 3,211.52 : x
  2. Step 2: Convert to fraction form
    5,401.26/8,098.80 = 3,211.52/x
  3. Step 3: Cross multiply
    5,401.26x = 8,098.80 × 3,211.52
  4. Step 4: Simplify right side
    5,401.26x = 26,009,458.18
  5. Step 5: Solve for x
    x = 26,009,458.18/5,401.26
  6. Step 6: Final answer
    x = 4,815.44

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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.