Home / 3,406.41-5,084.75-2,922.57

Finding the Fourth Proportional to 3,406.41, 5,084.75 and 2,922.57

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Solution

The fourth proportional to 3,406.41, 5,084.75 and 2,922.57 is: 4,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.41 : 5,084.75 = 2,922.57 : x
  2. Step 2: Convert to fraction form
    3,406.41/5,084.75 = 2,922.57/x
  3. Step 3: Cross multiply
    3,406.41x = 5,084.75 × 2,922.57
  4. Step 4: Simplify right side
    3,406.41x = 14,860,545.11
  5. Step 5: Solve for x
    x = 14,860,545.11/3,406.41
  6. Step 6: Final answer
    x = 4,362.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.