Home / 3,406.02-5,104.78-2,941.90

Finding the Fourth Proportional to 3,406.02, 5,104.78 and 2,941.90

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Solution

The fourth proportional to 3,406.02, 5,104.78 and 2,941.90 is: 4,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.02 : 5,104.78 = 2,941.90 : x
  2. Step 2: Convert to fraction form
    3,406.02/5,104.78 = 2,941.90/x
  3. Step 3: Cross multiply
    3,406.02x = 5,104.78 × 2,941.90
  4. Step 4: Simplify right side
    3,406.02x = 15,017,752.28
  5. Step 5: Solve for x
    x = 15,017,752.28/3,406.02
  6. Step 6: Final answer
    x = 4,409.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.