Home / 5,252.12-7,878.62-1,741.37

Finding the Fourth Proportional to 5,252.12, 7,878.62 and 1,741.37

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Solution

The fourth proportional to 5,252.12, 7,878.62 and 1,741.37 is: 2,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.12 : 7,878.62 = 1,741.37 : x
  2. Step 2: Convert to fraction form
    5,252.12/7,878.62 = 1,741.37/x
  3. Step 3: Cross multiply
    5,252.12x = 7,878.62 × 1,741.37
  4. Step 4: Simplify right side
    5,252.12x = 13,719,616.56
  5. Step 5: Solve for x
    x = 13,719,616.56/5,252.12
  6. Step 6: Final answer
    x = 2,612.21

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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.