Home / 2,028.91-2,799.84-1,132.68

Finding the Fourth Proportional to 2,028.91, 2,799.84 and 1,132.68

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Solution

The fourth proportional to 2,028.91, 2,799.84 and 1,132.68 is: 1,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.91 : 2,799.84 = 1,132.68 : x
  2. Step 2: Convert to fraction form
    2,028.91/2,799.84 = 1,132.68/x
  3. Step 3: Cross multiply
    2,028.91x = 2,799.84 × 1,132.68
  4. Step 4: Simplify right side
    2,028.91x = 3,171,322.77
  5. Step 5: Solve for x
    x = 3,171,322.77/2,028.91
  6. Step 6: Final answer
    x = 1,563.07

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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.