Home / 3,259.08-4,496.40-1,999.17

Finding the Fourth Proportional to 3,259.08, 4,496.40 and 1,999.17

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Solution

The fourth proportional to 3,259.08, 4,496.40 and 1,999.17 is: 2,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.08 : 4,496.40 = 1,999.17 : x
  2. Step 2: Convert to fraction form
    3,259.08/4,496.40 = 1,999.17/x
  3. Step 3: Cross multiply
    3,259.08x = 4,496.40 × 1,999.17
  4. Step 4: Simplify right side
    3,259.08x = 8,989,067.99
  5. Step 5: Solve for x
    x = 8,989,067.99/3,259.08
  6. Step 6: Final answer
    x = 2,758.16

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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.