Home / 3,220.92-4,824.06-3,148.02

Finding the Fourth Proportional to 3,220.92, 4,824.06 and 3,148.02

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Solution

The fourth proportional to 3,220.92, 4,824.06 and 3,148.02 is: 4,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.92 : 4,824.06 = 3,148.02 : x
  2. Step 2: Convert to fraction form
    3,220.92/4,824.06 = 3,148.02/x
  3. Step 3: Cross multiply
    3,220.92x = 4,824.06 × 3,148.02
  4. Step 4: Simplify right side
    3,220.92x = 15,186,237.36
  5. Step 5: Solve for x
    x = 15,186,237.36/3,220.92
  6. Step 6: Final answer
    x = 4,714.88

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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.