Home / 3,755.67-5,182.91-2,077.19

Finding the Fourth Proportional to 3,755.67, 5,182.91 and 2,077.19

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Solution

The fourth proportional to 3,755.67, 5,182.91 and 2,077.19 is: 2,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.67 : 5,182.91 = 2,077.19 : x
  2. Step 2: Convert to fraction form
    3,755.67/5,182.91 = 2,077.19/x
  3. Step 3: Cross multiply
    3,755.67x = 5,182.91 × 2,077.19
  4. Step 4: Simplify right side
    3,755.67x = 10,765,891.39
  5. Step 5: Solve for x
    x = 10,765,891.39/3,755.67
  6. Step 6: Final answer
    x = 2,866.57

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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.