Home / 4,202.58-5,800.77-2,809.38

Finding the Fourth Proportional to 4,202.58, 5,800.77 and 2,809.38

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Solution

The fourth proportional to 4,202.58, 5,800.77 and 2,809.38 is: 3,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.58 : 5,800.77 = 2,809.38 : x
  2. Step 2: Convert to fraction form
    4,202.58/5,800.77 = 2,809.38/x
  3. Step 3: Cross multiply
    4,202.58x = 5,800.77 × 2,809.38
  4. Step 4: Simplify right side
    4,202.58x = 16,296,567.22
  5. Step 5: Solve for x
    x = 16,296,567.22/4,202.58
  6. Step 6: Final answer
    x = 3,877.75

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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.