Home / 3,333.99-4,601.96-2,155.03

Finding the Fourth Proportional to 3,333.99, 4,601.96 and 2,155.03

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Solution

The fourth proportional to 3,333.99, 4,601.96 and 2,155.03 is: 2,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.99 : 4,601.96 = 2,155.03 : x
  2. Step 2: Convert to fraction form
    3,333.99/4,601.96 = 2,155.03/x
  3. Step 3: Cross multiply
    3,333.99x = 4,601.96 × 2,155.03
  4. Step 4: Simplify right side
    3,333.99x = 9,917,361.86
  5. Step 5: Solve for x
    x = 9,917,361.86/3,333.99
  6. Step 6: Final answer
    x = 2,974.62

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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.