Home / 2,746.76-3,790.84-1,568

Finding the Fourth Proportional to 2,746.76, 3,790.84 and 1,568

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Solution

The fourth proportional to 2,746.76, 3,790.84 and 1,568 is: 2,164.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.76 : 3,790.84 = 1,568 : x
  2. Step 2: Convert to fraction form
    2,746.76/3,790.84 = 1,568/x
  3. Step 3: Cross multiply
    2,746.76x = 3,790.84 × 1,568
  4. Step 4: Simplify right side
    2,746.76x = 5,944,037.12
  5. Step 5: Solve for x
    x = 5,944,037.12/2,746.76
  6. Step 6: Final answer
    x = 2,164.02

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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.