Home / 4,042-5,575.80-2,713.44

Finding the Fourth Proportional to 4,042, 5,575.80 and 2,713.44

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Solution

The fourth proportional to 4,042, 5,575.80 and 2,713.44 is: 3,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042 : 5,575.80 = 2,713.44 : x
  2. Step 2: Convert to fraction form
    4,042/5,575.80 = 2,713.44/x
  3. Step 3: Cross multiply
    4,042x = 5,575.80 × 2,713.44
  4. Step 4: Simplify right side
    4,042x = 15,129,598.75
  5. Step 5: Solve for x
    x = 15,129,598.75/4,042
  6. Step 6: Final answer
    x = 3,743.10

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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.