Home / 4,650.58-6,976.26-1,187.82

Finding the Fourth Proportional to 4,650.58, 6,976.26 and 1,187.82

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Solution

The fourth proportional to 4,650.58, 6,976.26 and 1,187.82 is: 1,781.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.58 : 6,976.26 = 1,187.82 : x
  2. Step 2: Convert to fraction form
    4,650.58/6,976.26 = 1,187.82/x
  3. Step 3: Cross multiply
    4,650.58x = 6,976.26 × 1,187.82
  4. Step 4: Simplify right side
    4,650.58x = 8,286,541.15
  5. Step 5: Solve for x
    x = 8,286,541.15/4,650.58
  6. Step 6: Final answer
    x = 1,781.83

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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.