Home / 2,519.20-3,777.29-1,037.27

Finding the Fourth Proportional to 2,519.20, 3,777.29 and 1,037.27

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Solution

The fourth proportional to 2,519.20, 3,777.29 and 1,037.27 is: 1,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.20 : 3,777.29 = 1,037.27 : x
  2. Step 2: Convert to fraction form
    2,519.20/3,777.29 = 1,037.27/x
  3. Step 3: Cross multiply
    2,519.20x = 3,777.29 × 1,037.27
  4. Step 4: Simplify right side
    2,519.20x = 3,918,069.60
  5. Step 5: Solve for x
    x = 3,918,069.60/2,519.20
  6. Step 6: Final answer
    x = 1,555.28

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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.