Home / 2,498.44-3,439.38-2,147.08

Finding the Fourth Proportional to 2,498.44, 3,439.38 and 2,147.08

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Solution

The fourth proportional to 2,498.44, 3,439.38 and 2,147.08 is: 2,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,498.44 : 3,439.38 = 2,147.08 : x
  2. Step 2: Convert to fraction form
    2,498.44/3,439.38 = 2,147.08/x
  3. Step 3: Cross multiply
    2,498.44x = 3,439.38 × 2,147.08
  4. Step 4: Simplify right side
    2,498.44x = 7,384,624.01
  5. Step 5: Solve for x
    x = 7,384,624.01/2,498.44
  6. Step 6: Final answer
    x = 2,955.69

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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.