Home / 4,186.32-6,272.56-2,947.69

Finding the Fourth Proportional to 4,186.32, 6,272.56 and 2,947.69

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Solution

The fourth proportional to 4,186.32, 6,272.56 and 2,947.69 is: 4,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.32 : 6,272.56 = 2,947.69 : x
  2. Step 2: Convert to fraction form
    4,186.32/6,272.56 = 2,947.69/x
  3. Step 3: Cross multiply
    4,186.32x = 6,272.56 × 2,947.69
  4. Step 4: Simplify right side
    4,186.32x = 18,489,562.39
  5. Step 5: Solve for x
    x = 18,489,562.39/4,186.32
  6. Step 6: Final answer
    x = 4,416.66

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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.