Home / 3,755.57-5,182.65-2,183.63

Finding the Fourth Proportional to 3,755.57, 5,182.65 and 2,183.63

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Solution

The fourth proportional to 3,755.57, 5,182.65 and 2,183.63 is: 3,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.57 : 5,182.65 = 2,183.63 : x
  2. Step 2: Convert to fraction form
    3,755.57/5,182.65 = 2,183.63/x
  3. Step 3: Cross multiply
    3,755.57x = 5,182.65 × 2,183.63
  4. Step 4: Simplify right side
    3,755.57x = 11,316,964.11
  5. Step 5: Solve for x
    x = 11,316,964.11/3,755.57
  6. Step 6: Final answer
    x = 3,013.39

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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.