Home / 3,168.65-4,372.66-1,752.42

Finding the Fourth Proportional to 3,168.65, 4,372.66 and 1,752.42

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Solution

The fourth proportional to 3,168.65, 4,372.66 and 1,752.42 is: 2,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.65 : 4,372.66 = 1,752.42 : x
  2. Step 2: Convert to fraction form
    3,168.65/4,372.66 = 1,752.42/x
  3. Step 3: Cross multiply
    3,168.65x = 4,372.66 × 1,752.42
  4. Step 4: Simplify right side
    3,168.65x = 7,662,742.31
  5. Step 5: Solve for x
    x = 7,662,742.31/3,168.65
  6. Step 6: Final answer
    x = 2,418.30

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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.