Home / 4,891.23-7,329.84-3,776.76

Finding the Fourth Proportional to 4,891.23, 7,329.84 and 3,776.76

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Solution

The fourth proportional to 4,891.23, 7,329.84 and 3,776.76 is: 5,659.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.23 : 7,329.84 = 3,776.76 : x
  2. Step 2: Convert to fraction form
    4,891.23/7,329.84 = 3,776.76/x
  3. Step 3: Cross multiply
    4,891.23x = 7,329.84 × 3,776.76
  4. Step 4: Simplify right side
    4,891.23x = 27,683,046.52
  5. Step 5: Solve for x
    x = 27,683,046.52/4,891.23
  6. Step 6: Final answer
    x = 5,659.73

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1.5x scale

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.