Home / 2,037.89-2,811.92-1,241.02

Finding the Fourth Proportional to 2,037.89, 2,811.92 and 1,241.02

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Solution

The fourth proportional to 2,037.89, 2,811.92 and 1,241.02 is: 1,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.89 : 2,811.92 = 1,241.02 : x
  2. Step 2: Convert to fraction form
    2,037.89/2,811.92 = 1,241.02/x
  3. Step 3: Cross multiply
    2,037.89x = 2,811.92 × 1,241.02
  4. Step 4: Simplify right side
    2,037.89x = 3,489,646.27
  5. Step 5: Solve for x
    x = 3,489,646.27/2,037.89
  6. Step 6: Final answer
    x = 1,712.38

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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.