Home / 4,991.83-6,888.43-2,753.71

Finding the Fourth Proportional to 4,991.83, 6,888.43 and 2,753.71

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Solution

The fourth proportional to 4,991.83, 6,888.43 and 2,753.71 is: 3,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.83 : 6,888.43 = 2,753.71 : x
  2. Step 2: Convert to fraction form
    4,991.83/6,888.43 = 2,753.71/x
  3. Step 3: Cross multiply
    4,991.83x = 6,888.43 × 2,753.71
  4. Step 4: Simplify right side
    4,991.83x = 18,968,738.58
  5. Step 5: Solve for x
    x = 18,968,738.58/4,991.83
  6. Step 6: Final answer
    x = 3,799.96

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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.