Home / 3,508.80-4,842.24-1,936.96

Finding the Fourth Proportional to 3,508.80, 4,842.24 and 1,936.96

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Solution

The fourth proportional to 3,508.80, 4,842.24 and 1,936.96 is: 2,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.80 : 4,842.24 = 1,936.96 : x
  2. Step 2: Convert to fraction form
    3,508.80/4,842.24 = 1,936.96/x
  3. Step 3: Cross multiply
    3,508.80x = 4,842.24 × 1,936.96
  4. Step 4: Simplify right side
    3,508.80x = 9,379,225.19
  5. Step 5: Solve for x
    x = 9,379,225.19/3,508.80
  6. Step 6: Final answer
    x = 2,673.06

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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.