Home / 4,843.32-6,685.23-3,161.76

Finding the Fourth Proportional to 4,843.32, 6,685.23 and 3,161.76

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Solution

The fourth proportional to 4,843.32, 6,685.23 and 3,161.76 is: 4,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.32 : 6,685.23 = 3,161.76 : x
  2. Step 2: Convert to fraction form
    4,843.32/6,685.23 = 3,161.76/x
  3. Step 3: Cross multiply
    4,843.32x = 6,685.23 × 3,161.76
  4. Step 4: Simplify right side
    4,843.32x = 21,137,092.80
  5. Step 5: Solve for x
    x = 21,137,092.80/4,843.32
  6. Step 6: Final answer
    x = 4,364.17

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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.