Home / 4,333.77-5,976.93-2,821.71

Finding the Fourth Proportional to 4,333.77, 5,976.93 and 2,821.71

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Solution

The fourth proportional to 4,333.77, 5,976.93 and 2,821.71 is: 3,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.77 : 5,976.93 = 2,821.71 : x
  2. Step 2: Convert to fraction form
    4,333.77/5,976.93 = 2,821.71/x
  3. Step 3: Cross multiply
    4,333.77x = 5,976.93 × 2,821.71
  4. Step 4: Simplify right side
    4,333.77x = 16,865,163.15
  5. Step 5: Solve for x
    x = 16,865,163.15/4,333.77
  6. Step 6: Final answer
    x = 3,891.57

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1.5x scale

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.