Home / 2,837.64-4,228.97-2,690.02

Finding the Fourth Proportional to 2,837.64, 4,228.97 and 2,690.02

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Solution

The fourth proportional to 2,837.64, 4,228.97 and 2,690.02 is: 4,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.64 : 4,228.97 = 2,690.02 : x
  2. Step 2: Convert to fraction form
    2,837.64/4,228.97 = 2,690.02/x
  3. Step 3: Cross multiply
    2,837.64x = 4,228.97 × 2,690.02
  4. Step 4: Simplify right side
    2,837.64x = 11,376,001.39
  5. Step 5: Solve for x
    x = 11,376,001.39/2,837.64
  6. Step 6: Final answer
    x = 4,008.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.