Home / 2,650.43-3,973.14-1,263.03

Finding the Fourth Proportional to 2,650.43, 3,973.14 and 1,263.03

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Solution

The fourth proportional to 2,650.43, 3,973.14 and 1,263.03 is: 1,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.43 : 3,973.14 = 1,263.03 : x
  2. Step 2: Convert to fraction form
    2,650.43/3,973.14 = 1,263.03/x
  3. Step 3: Cross multiply
    2,650.43x = 3,973.14 × 1,263.03
  4. Step 4: Simplify right side
    2,650.43x = 5,018,195.01
  5. Step 5: Solve for x
    x = 5,018,195.01/2,650.43
  6. Step 6: Final answer
    x = 1,893.35

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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.