Home / 3,452.40-5,169.96-2,756.08

Finding the Fourth Proportional to 3,452.40, 5,169.96 and 2,756.08

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Solution

The fourth proportional to 3,452.40, 5,169.96 and 2,756.08 is: 4,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.40 : 5,169.96 = 2,756.08 : x
  2. Step 2: Convert to fraction form
    3,452.40/5,169.96 = 2,756.08/x
  3. Step 3: Cross multiply
    3,452.40x = 5,169.96 × 2,756.08
  4. Step 4: Simplify right side
    3,452.40x = 14,248,823.36
  5. Step 5: Solve for x
    x = 14,248,823.36/3,452.40
  6. Step 6: Final answer
    x = 4,127.22

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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.