Home / 2,028.94-2,799.87-1,273.13

Finding the Fourth Proportional to 2,028.94, 2,799.87 and 1,273.13

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Solution

The fourth proportional to 2,028.94, 2,799.87 and 1,273.13 is: 1,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.94 : 2,799.87 = 1,273.13 : x
  2. Step 2: Convert to fraction form
    2,028.94/2,799.87 = 1,273.13/x
  3. Step 3: Cross multiply
    2,028.94x = 2,799.87 × 1,273.13
  4. Step 4: Simplify right side
    2,028.94x = 3,564,598.25
  5. Step 5: Solve for x
    x = 3,564,598.25/2,028.94
  6. Step 6: Final answer
    x = 1,756.87

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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.