Home / 2,260.04-3,390.86-798.80

Finding the Fourth Proportional to 2,260.04, 3,390.86 and 798.80

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Solution

The fourth proportional to 2,260.04, 3,390.86 and 798.80 is: 1,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.04 : 3,390.86 = 798.80 : x
  2. Step 2: Convert to fraction form
    2,260.04/3,390.86 = 798.80/x
  3. Step 3: Cross multiply
    2,260.04x = 3,390.86 × 798.80
  4. Step 4: Simplify right side
    2,260.04x = 2,708,618.97
  5. Step 5: Solve for x
    x = 2,708,618.97/2,260.04
  6. Step 6: Final answer
    x = 1,198.48

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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.