Home / 3,110.44-4,292.58-2,061.76

Finding the Fourth Proportional to 3,110.44, 4,292.58 and 2,061.76

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Solution

The fourth proportional to 3,110.44, 4,292.58 and 2,061.76 is: 2,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.44 : 4,292.58 = 2,061.76 : x
  2. Step 2: Convert to fraction form
    3,110.44/4,292.58 = 2,061.76/x
  3. Step 3: Cross multiply
    3,110.44x = 4,292.58 × 2,061.76
  4. Step 4: Simplify right side
    3,110.44x = 8,850,269.74
  5. Step 5: Solve for x
    x = 8,850,269.74/3,110.44
  6. Step 6: Final answer
    x = 2,845.34

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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.