Home / 8,365.16-12,550.82-3,433.48

Finding the Fourth Proportional to 8,365.16, 12,550.82 and 3,433.48

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Solution

The fourth proportional to 8,365.16, 12,550.82 and 3,433.48 is: 5,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.16 : 12,550.82 = 3,433.48 : x
  2. Step 2: Convert to fraction form
    8,365.16/12,550.82 = 3,433.48/x
  3. Step 3: Cross multiply
    8,365.16x = 12,550.82 × 3,433.48
  4. Step 4: Simplify right side
    8,365.16x = 43,092,909.53
  5. Step 5: Solve for x
    x = 43,092,909.53/8,365.16
  6. Step 6: Final answer
    x = 5,151.47

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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.