Home / 4,098.56-5,653.87-2,698.88

Finding the Fourth Proportional to 4,098.56, 5,653.87 and 2,698.88

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Solution

The fourth proportional to 4,098.56, 5,653.87 and 2,698.88 is: 3,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.56 : 5,653.87 = 2,698.88 : x
  2. Step 2: Convert to fraction form
    4,098.56/5,653.87 = 2,698.88/x
  3. Step 3: Cross multiply
    4,098.56x = 5,653.87 × 2,698.88
  4. Step 4: Simplify right side
    4,098.56x = 15,259,081.65
  5. Step 5: Solve for x
    x = 15,259,081.65/4,098.56
  6. Step 6: Final answer
    x = 3,723.04

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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.