Home / 5,424.83-8,135.63-2,304.80

Finding the Fourth Proportional to 5,424.83, 8,135.63 and 2,304.80

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Solution

The fourth proportional to 5,424.83, 8,135.63 and 2,304.80 is: 3,456.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.83 : 8,135.63 = 2,304.80 : x
  2. Step 2: Convert to fraction form
    5,424.83/8,135.63 = 2,304.80/x
  3. Step 3: Cross multiply
    5,424.83x = 8,135.63 × 2,304.80
  4. Step 4: Simplify right side
    5,424.83x = 18,751,008.84
  5. Step 5: Solve for x
    x = 18,751,008.84/5,424.83
  6. Step 6: Final answer
    x = 3,456.52

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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.