Home / 4,124.86-6,186.62-1,351.49

Finding the Fourth Proportional to 4,124.86, 6,186.62 and 1,351.49

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Solution

The fourth proportional to 4,124.86, 6,186.62 and 1,351.49 is: 2,027.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.86 : 6,186.62 = 1,351.49 : x
  2. Step 2: Convert to fraction form
    4,124.86/6,186.62 = 1,351.49/x
  3. Step 3: Cross multiply
    4,124.86x = 6,186.62 × 1,351.49
  4. Step 4: Simplify right side
    4,124.86x = 8,361,155.06
  5. Step 5: Solve for x
    x = 8,361,155.06/4,124.86
  6. Step 6: Final answer
    x = 2,027.02

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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.