Home / 3,348.47-5,022.71-1,615.88

Finding the Fourth Proportional to 3,348.47, 5,022.71 and 1,615.88

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Solution

The fourth proportional to 3,348.47, 5,022.71 and 1,615.88 is: 2,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.47 : 5,022.71 = 1,615.88 : x
  2. Step 2: Convert to fraction form
    3,348.47/5,022.71 = 1,615.88/x
  3. Step 3: Cross multiply
    3,348.47x = 5,022.71 × 1,615.88
  4. Step 4: Simplify right side
    3,348.47x = 8,116,063.44
  5. Step 5: Solve for x
    x = 8,116,063.44/3,348.47
  6. Step 6: Final answer
    x = 2,423.82

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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.