Home / 3,333.12-5,007.36-2,311.68

Finding the Fourth Proportional to 3,333.12, 5,007.36 and 2,311.68

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Solution

The fourth proportional to 3,333.12, 5,007.36 and 2,311.68 is: 3,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.12 : 5,007.36 = 2,311.68 : x
  2. Step 2: Convert to fraction form
    3,333.12/5,007.36 = 2,311.68/x
  3. Step 3: Cross multiply
    3,333.12x = 5,007.36 × 2,311.68
  4. Step 4: Simplify right side
    3,333.12x = 11,575,413.96
  5. Step 5: Solve for x
    x = 11,575,413.96/3,333.12
  6. Step 6: Final answer
    x = 3,472.85

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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.