Home / 5,179.42-7,763.61-2,058.08

Finding the Fourth Proportional to 5,179.42, 7,763.61 and 2,058.08

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Solution

The fourth proportional to 5,179.42, 7,763.61 and 2,058.08 is: 3,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179.42 : 7,763.61 = 2,058.08 : x
  2. Step 2: Convert to fraction form
    5,179.42/7,763.61 = 2,058.08/x
  3. Step 3: Cross multiply
    5,179.42x = 7,763.61 × 2,058.08
  4. Step 4: Simplify right side
    5,179.42x = 15,978,130.47
  5. Step 5: Solve for x
    x = 15,978,130.47/5,179.42
  6. Step 6: Final answer
    x = 3,084.93

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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.