Home / 4,228.35-5,837.16-2,814.39

Finding the Fourth Proportional to 4,228.35, 5,837.16 and 2,814.39

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Solution

The fourth proportional to 4,228.35, 5,837.16 and 2,814.39 is: 3,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.35 : 5,837.16 = 2,814.39 : x
  2. Step 2: Convert to fraction form
    4,228.35/5,837.16 = 2,814.39/x
  3. Step 3: Cross multiply
    4,228.35x = 5,837.16 × 2,814.39
  4. Step 4: Simplify right side
    4,228.35x = 16,428,044.73
  5. Step 5: Solve for x
    x = 16,428,044.73/4,228.35
  6. Step 6: Final answer
    x = 3,885.21

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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.