Home / 4,223.14-6,327.46-2,988.48

Finding the Fourth Proportional to 4,223.14, 6,327.46 and 2,988.48

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Solution

The fourth proportional to 4,223.14, 6,327.46 and 2,988.48 is: 4,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.14 : 6,327.46 = 2,988.48 : x
  2. Step 2: Convert to fraction form
    4,223.14/6,327.46 = 2,988.48/x
  3. Step 3: Cross multiply
    4,223.14x = 6,327.46 × 2,988.48
  4. Step 4: Simplify right side
    4,223.14x = 18,909,487.66
  5. Step 5: Solve for x
    x = 18,909,487.66/4,223.14
  6. Step 6: Final answer
    x = 4,477.59

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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.