Home / 5,169.41-7,753.65-1,881.62

Finding the Fourth Proportional to 5,169.41, 7,753.65 and 1,881.62

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Solution

The fourth proportional to 5,169.41, 7,753.65 and 1,881.62 is: 2,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.41 : 7,753.65 = 1,881.62 : x
  2. Step 2: Convert to fraction form
    5,169.41/7,753.65 = 1,881.62/x
  3. Step 3: Cross multiply
    5,169.41x = 7,753.65 × 1,881.62
  4. Step 4: Simplify right side
    5,169.41x = 14,589,384.14
  5. Step 5: Solve for x
    x = 14,589,384.14/5,169.41
  6. Step 6: Final answer
    x = 2,822.26

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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.