Home / 8,365.86-12,552.03-3,170.52

Finding the Fourth Proportional to 8,365.86, 12,552.03 and 3,170.52

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Solution

The fourth proportional to 8,365.86, 12,552.03 and 3,170.52 is: 4,757.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.86 : 12,552.03 = 3,170.52 : x
  2. Step 2: Convert to fraction form
    8,365.86/12,552.03 = 3,170.52/x
  3. Step 3: Cross multiply
    8,365.86x = 12,552.03 × 3,170.52
  4. Step 4: Simplify right side
    8,365.86x = 39,796,462.16
  5. Step 5: Solve for x
    x = 39,796,462.16/8,365.86
  6. Step 6: Final answer
    x = 4,757.01

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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.