Home / 4,991.41-6,888.31-2,753.35

Finding the Fourth Proportional to 4,991.41, 6,888.31 and 2,753.35

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Solution

The fourth proportional to 4,991.41, 6,888.31 and 2,753.35 is: 3,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.41 : 6,888.31 = 2,753.35 : x
  2. Step 2: Convert to fraction form
    4,991.41/6,888.31 = 2,753.35/x
  3. Step 3: Cross multiply
    4,991.41x = 6,888.31 × 2,753.35
  4. Step 4: Simplify right side
    4,991.41x = 18,965,928.34
  5. Step 5: Solve for x
    x = 18,965,928.34/4,991.41
  6. Step 6: Final answer
    x = 3,799.71

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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.