Home / 3,324.64-4,588.49-1,999.07

Finding the Fourth Proportional to 3,324.64, 4,588.49 and 1,999.07

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Solution

The fourth proportional to 3,324.64, 4,588.49 and 1,999.07 is: 2,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.64 : 4,588.49 = 1,999.07 : x
  2. Step 2: Convert to fraction form
    3,324.64/4,588.49 = 1,999.07/x
  3. Step 3: Cross multiply
    3,324.64x = 4,588.49 × 1,999.07
  4. Step 4: Simplify right side
    3,324.64x = 9,172,712.70
  5. Step 5: Solve for x
    x = 9,172,712.70/3,324.64
  6. Step 6: Final answer
    x = 2,759.01

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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.