Home / 2,864.22-4,297.20-1,015.39

Finding the Fourth Proportional to 2,864.22, 4,297.20 and 1,015.39

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Solution

The fourth proportional to 2,864.22, 4,297.20 and 1,015.39 is: 1,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.22 : 4,297.20 = 1,015.39 : x
  2. Step 2: Convert to fraction form
    2,864.22/4,297.20 = 1,015.39/x
  3. Step 3: Cross multiply
    2,864.22x = 4,297.20 × 1,015.39
  4. Step 4: Simplify right side
    2,864.22x = 4,363,333.91
  5. Step 5: Solve for x
    x = 4,363,333.91/2,864.22
  6. Step 6: Final answer
    x = 1,523.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.