Home / 5,823.90-8,036.80-3,171.29

Finding the Fourth Proportional to 5,823.90, 8,036.80 and 3,171.29

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Solution

The fourth proportional to 5,823.90, 8,036.80 and 3,171.29 is: 4,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.90 : 8,036.80 = 3,171.29 : x
  2. Step 2: Convert to fraction form
    5,823.90/8,036.80 = 3,171.29/x
  3. Step 3: Cross multiply
    5,823.90x = 8,036.80 × 3,171.29
  4. Step 4: Simplify right side
    5,823.90x = 25,487,023.47
  5. Step 5: Solve for x
    x = 25,487,023.47/5,823.90
  6. Step 6: Final answer
    x = 4,376.28

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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.