Home / 3,612.69-4,983.67-2,355.85

Finding the Fourth Proportional to 3,612.69, 4,983.67 and 2,355.85

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Solution

The fourth proportional to 3,612.69, 4,983.67 and 2,355.85 is: 3,249.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.69 : 4,983.67 = 2,355.85 : x
  2. Step 2: Convert to fraction form
    3,612.69/4,983.67 = 2,355.85/x
  3. Step 3: Cross multiply
    3,612.69x = 4,983.67 × 2,355.85
  4. Step 4: Simplify right side
    3,612.69x = 11,740,760.62
  5. Step 5: Solve for x
    x = 11,740,760.62/3,612.69
  6. Step 6: Final answer
    x = 3,249.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.