Home / 4,934.64-6,804.69-3,815.76

Finding the Fourth Proportional to 4,934.64, 6,804.69 and 3,815.76

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Solution

The fourth proportional to 4,934.64, 6,804.69 and 3,815.76 is: 5,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.64 : 6,804.69 = 3,815.76 : x
  2. Step 2: Convert to fraction form
    4,934.64/6,804.69 = 3,815.76/x
  3. Step 3: Cross multiply
    4,934.64x = 6,804.69 × 3,815.76
  4. Step 4: Simplify right side
    4,934.64x = 25,965,063.91
  5. Step 5: Solve for x
    x = 25,965,063.91/4,934.64
  6. Step 6: Final answer
    x = 5,261.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.