Home / 3,800.98-5,246.23-2,229.58

Finding the Fourth Proportional to 3,800.98, 5,246.23 and 2,229.58

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Solution

The fourth proportional to 3,800.98, 5,246.23 and 2,229.58 is: 3,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.98 : 5,246.23 = 2,229.58 : x
  2. Step 2: Convert to fraction form
    3,800.98/5,246.23 = 2,229.58/x
  3. Step 3: Cross multiply
    3,800.98x = 5,246.23 × 2,229.58
  4. Step 4: Simplify right side
    3,800.98x = 11,696,878.34
  5. Step 5: Solve for x
    x = 11,696,878.34/3,800.98
  6. Step 6: Final answer
    x = 3,077.33

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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.