Home / 3,110.44-4,641.29-2,783.56

Finding the Fourth Proportional to 3,110.44, 4,641.29 and 2,783.56

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Solution

The fourth proportional to 3,110.44, 4,641.29 and 2,783.56 is: 4,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.44 : 4,641.29 = 2,783.56 : x
  2. Step 2: Convert to fraction form
    3,110.44/4,641.29 = 2,783.56/x
  3. Step 3: Cross multiply
    3,110.44x = 4,641.29 × 2,783.56
  4. Step 4: Simplify right side
    3,110.44x = 12,919,309.19
  5. Step 5: Solve for x
    x = 12,919,309.19/3,110.44
  6. Step 6: Final answer
    x = 4,153.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.