Home / 3,219.02-4,441.16-2,039.92

Finding the Fourth Proportional to 3,219.02, 4,441.16 and 2,039.92

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Solution

The fourth proportional to 3,219.02, 4,441.16 and 2,039.92 is: 2,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.02 : 4,441.16 = 2,039.92 : x
  2. Step 2: Convert to fraction form
    3,219.02/4,441.16 = 2,039.92/x
  3. Step 3: Cross multiply
    3,219.02x = 4,441.16 × 2,039.92
  4. Step 4: Simplify right side
    3,219.02x = 9,059,611.11
  5. Step 5: Solve for x
    x = 9,059,611.11/3,219.02
  6. Step 6: Final answer
    x = 2,814.40

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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.