Home / 6,381.10-9,551.13-3,412.14

Finding the Fourth Proportional to 6,381.10, 9,551.13 and 3,412.14

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Solution

The fourth proportional to 6,381.10, 9,551.13 and 3,412.14 is: 5,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.10 : 9,551.13 = 3,412.14 : x
  2. Step 2: Convert to fraction form
    6,381.10/9,551.13 = 3,412.14/x
  3. Step 3: Cross multiply
    6,381.10x = 9,551.13 × 3,412.14
  4. Step 4: Simplify right side
    6,381.10x = 32,589,792.72
  5. Step 5: Solve for x
    x = 32,589,792.72/6,381.10
  6. Step 6: Final answer
    x = 5,107.24

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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.