Home / 4,990.46-6,886.70-2,752.29

Finding the Fourth Proportional to 4,990.46, 6,886.70 and 2,752.29

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Solution

The fourth proportional to 4,990.46, 6,886.70 and 2,752.29 is: 3,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.46 : 6,886.70 = 2,752.29 : x
  2. Step 2: Convert to fraction form
    4,990.46/6,886.70 = 2,752.29/x
  3. Step 3: Cross multiply
    4,990.46x = 6,886.70 × 2,752.29
  4. Step 4: Simplify right side
    4,990.46x = 18,954,195.54
  5. Step 5: Solve for x
    x = 18,954,195.54/4,990.46
  6. Step 6: Final answer
    x = 3,798.09

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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.