Home / 8,365.60-12,552.64-3,982.24

Finding the Fourth Proportional to 8,365.60, 12,552.64 and 3,982.24

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Solution

The fourth proportional to 8,365.60, 12,552.64 and 3,982.24 is: 5,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.60 : 12,552.64 = 3,982.24 : x
  2. Step 2: Convert to fraction form
    8,365.60/12,552.64 = 3,982.24/x
  3. Step 3: Cross multiply
    8,365.60x = 12,552.64 × 3,982.24
  4. Step 4: Simplify right side
    8,365.60x = 49,987,625.11
  5. Step 5: Solve for x
    x = 49,987,625.11/8,365.60
  6. Step 6: Final answer
    x = 5,975.38

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1.5x scale

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.