Home / 3,199.04-4,415.28-2,004.20

Finding the Fourth Proportional to 3,199.04, 4,415.28 and 2,004.20

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Solution

The fourth proportional to 3,199.04, 4,415.28 and 2,004.20 is: 2,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.04 : 4,415.28 = 2,004.20 : x
  2. Step 2: Convert to fraction form
    3,199.04/4,415.28 = 2,004.20/x
  3. Step 3: Cross multiply
    3,199.04x = 4,415.28 × 2,004.20
  4. Step 4: Simplify right side
    3,199.04x = 8,849,104.18
  5. Step 5: Solve for x
    x = 8,849,104.18/3,199.04
  6. Step 6: Final answer
    x = 2,766.17

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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.