Home / 2,755.66-4,130.25-1,110.01

Finding the Fourth Proportional to 2,755.66, 4,130.25 and 1,110.01

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Solution

The fourth proportional to 2,755.66, 4,130.25 and 1,110.01 is: 1,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.66 : 4,130.25 = 1,110.01 : x
  2. Step 2: Convert to fraction form
    2,755.66/4,130.25 = 1,110.01/x
  3. Step 3: Cross multiply
    2,755.66x = 4,130.25 × 1,110.01
  4. Step 4: Simplify right side
    2,755.66x = 4,584,618.80
  5. Step 5: Solve for x
    x = 4,584,618.80/2,755.66
  6. Step 6: Final answer
    x = 1,663.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.