Home / 2,048.49-3,073.68-1,397.88

Finding the Fourth Proportional to 2,048.49, 3,073.68 and 1,397.88

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Solution

The fourth proportional to 2,048.49, 3,073.68 and 1,397.88 is: 2,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.49 : 3,073.68 = 1,397.88 : x
  2. Step 2: Convert to fraction form
    2,048.49/3,073.68 = 1,397.88/x
  3. Step 3: Cross multiply
    2,048.49x = 3,073.68 × 1,397.88
  4. Step 4: Simplify right side
    2,048.49x = 4,296,635.80
  5. Step 5: Solve for x
    x = 4,296,635.80/2,048.49
  6. Step 6: Final answer
    x = 2,097.46

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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.