Home / 3,429.11-5,146.36-1,763.16

Finding the Fourth Proportional to 3,429.11, 5,146.36 and 1,763.16

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Solution

The fourth proportional to 3,429.11, 5,146.36 and 1,763.16 is: 2,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.11 : 5,146.36 = 1,763.16 : x
  2. Step 2: Convert to fraction form
    3,429.11/5,146.36 = 1,763.16/x
  3. Step 3: Cross multiply
    3,429.11x = 5,146.36 × 1,763.16
  4. Step 4: Simplify right side
    3,429.11x = 9,073,851.69
  5. Step 5: Solve for x
    x = 9,073,851.69/3,429.11
  6. Step 6: Final answer
    x = 2,646.12

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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.