Home / 3,369.20-5,051.46-1,612.10

Finding the Fourth Proportional to 3,369.20, 5,051.46 and 1,612.10

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Solution

The fourth proportional to 3,369.20, 5,051.46 and 1,612.10 is: 2,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.20 : 5,051.46 = 1,612.10 : x
  2. Step 2: Convert to fraction form
    3,369.20/5,051.46 = 1,612.10/x
  3. Step 3: Cross multiply
    3,369.20x = 5,051.46 × 1,612.10
  4. Step 4: Simplify right side
    3,369.20x = 8,143,477.34
  5. Step 5: Solve for x
    x = 8,143,477.34/3,369.20
  6. Step 6: Final answer
    x = 2,417.04

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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.