Home / 3,620.51-4,996.77-2,027.76

Finding the Fourth Proportional to 3,620.51, 4,996.77 and 2,027.76

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Solution

The fourth proportional to 3,620.51, 4,996.77 and 2,027.76 is: 2,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.51 : 4,996.77 = 2,027.76 : x
  2. Step 2: Convert to fraction form
    3,620.51/4,996.77 = 2,027.76/x
  3. Step 3: Cross multiply
    3,620.51x = 4,996.77 × 2,027.76
  4. Step 4: Simplify right side
    3,620.51x = 10,132,240.20
  5. Step 5: Solve for x
    x = 10,132,240.20/3,620.51
  6. Step 6: Final answer
    x = 2,798.57

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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.