Home / 4,065.36-5,613.60-2,743.44

Finding the Fourth Proportional to 4,065.36, 5,613.60 and 2,743.44

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Solution

The fourth proportional to 4,065.36, 5,613.60 and 2,743.44 is: 3,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.36 : 5,613.60 = 2,743.44 : x
  2. Step 2: Convert to fraction form
    4,065.36/5,613.60 = 2,743.44/x
  3. Step 3: Cross multiply
    4,065.36x = 5,613.60 × 2,743.44
  4. Step 4: Simplify right side
    4,065.36x = 15,400,574.78
  5. Step 5: Solve for x
    x = 15,400,574.78/4,065.36
  6. Step 6: Final answer
    x = 3,788.24

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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.