Home / 8,552.07-12,829.47-3,621.75

Finding the Fourth Proportional to 8,552.07, 12,829.47 and 3,621.75

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Solution

The fourth proportional to 8,552.07, 12,829.47 and 3,621.75 is: 5,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.07 : 12,829.47 = 3,621.75 : x
  2. Step 2: Convert to fraction form
    8,552.07/12,829.47 = 3,621.75/x
  3. Step 3: Cross multiply
    8,552.07x = 12,829.47 × 3,621.75
  4. Step 4: Simplify right side
    8,552.07x = 46,465,132.97
  5. Step 5: Solve for x
    x = 46,465,132.97/8,552.07
  6. Step 6: Final answer
    x = 5,433.20

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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.