Home / 2,755.07-4,133.41-1,110.77

Finding the Fourth Proportional to 2,755.07, 4,133.41 and 1,110.77

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Solution

The fourth proportional to 2,755.07, 4,133.41 and 1,110.77 is: 1,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.07 : 4,133.41 = 1,110.77 : x
  2. Step 2: Convert to fraction form
    2,755.07/4,133.41 = 1,110.77/x
  3. Step 3: Cross multiply
    2,755.07x = 4,133.41 × 1,110.77
  4. Step 4: Simplify right side
    2,755.07x = 4,591,244.38
  5. Step 5: Solve for x
    x = 4,591,244.38/2,755.07
  6. Step 6: Final answer
    x = 1,666.47

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1.5x scale

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.