Home / 5,223.02-7,834.56-1,327.43

Finding the Fourth Proportional to 5,223.02, 7,834.56 and 1,327.43

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Solution

The fourth proportional to 5,223.02, 7,834.56 and 1,327.43 is: 1,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.02 : 7,834.56 = 1,327.43 : x
  2. Step 2: Convert to fraction form
    5,223.02/7,834.56 = 1,327.43/x
  3. Step 3: Cross multiply
    5,223.02x = 7,834.56 × 1,327.43
  4. Step 4: Simplify right side
    5,223.02x = 10,399,829.98
  5. Step 5: Solve for x
    x = 10,399,829.98/5,223.02
  6. Step 6: Final answer
    x = 1,991.15

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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.