Home / 2,910.48-4,016.58-1,791.96

Finding the Fourth Proportional to 2,910.48, 4,016.58 and 1,791.96

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Solution

The fourth proportional to 2,910.48, 4,016.58 and 1,791.96 is: 2,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.48 : 4,016.58 = 1,791.96 : x
  2. Step 2: Convert to fraction form
    2,910.48/4,016.58 = 1,791.96/x
  3. Step 3: Cross multiply
    2,910.48x = 4,016.58 × 1,791.96
  4. Step 4: Simplify right side
    2,910.48x = 7,197,550.70
  5. Step 5: Solve for x
    x = 7,197,550.70/2,910.48
  6. Step 6: Final answer
    x = 2,472.98

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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.