Home / 3,418.06-4,714.62-2,090.08

Finding the Fourth Proportional to 3,418.06, 4,714.62 and 2,090.08

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Solution

The fourth proportional to 3,418.06, 4,714.62 and 2,090.08 is: 2,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.06 : 4,714.62 = 2,090.08 : x
  2. Step 2: Convert to fraction form
    3,418.06/4,714.62 = 2,090.08/x
  3. Step 3: Cross multiply
    3,418.06x = 4,714.62 × 2,090.08
  4. Step 4: Simplify right side
    3,418.06x = 9,853,932.97
  5. Step 5: Solve for x
    x = 9,853,932.97/3,418.06
  6. Step 6: Final answer
    x = 2,882.90

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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.