Home / 1,549.43-2,321.36-1,516.63

Finding the Fourth Proportional to 1,549.43, 2,321.36 and 1,516.63

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Solution

The fourth proportional to 1,549.43, 2,321.36 and 1,516.63 is: 2,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.43 : 2,321.36 = 1,516.63 : x
  2. Step 2: Convert to fraction form
    1,549.43/2,321.36 = 1,516.63/x
  3. Step 3: Cross multiply
    1,549.43x = 2,321.36 × 1,516.63
  4. Step 4: Simplify right side
    1,549.43x = 3,520,636.63
  5. Step 5: Solve for x
    x = 3,520,636.63/1,549.43
  6. Step 6: Final answer
    x = 2,272.21

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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.