Home / 4,619.96-6,377.68-2,943.66

Finding the Fourth Proportional to 4,619.96, 6,377.68 and 2,943.66

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Solution

The fourth proportional to 4,619.96, 6,377.68 and 2,943.66 is: 4,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.96 : 6,377.68 = 2,943.66 : x
  2. Step 2: Convert to fraction form
    4,619.96/6,377.68 = 2,943.66/x
  3. Step 3: Cross multiply
    4,619.96x = 6,377.68 × 2,943.66
  4. Step 4: Simplify right side
    4,619.96x = 18,773,721.51
  5. Step 5: Solve for x
    x = 18,773,721.51/4,619.96
  6. Step 6: Final answer
    x = 4,063.61

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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.