Home / 4,215.36-6,314.84-2,567.82

Finding the Fourth Proportional to 4,215.36, 6,314.84 and 2,567.82

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Solution

The fourth proportional to 4,215.36, 6,314.84 and 2,567.82 is: 3,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.36 : 6,314.84 = 2,567.82 : x
  2. Step 2: Convert to fraction form
    4,215.36/6,314.84 = 2,567.82/x
  3. Step 3: Cross multiply
    4,215.36x = 6,314.84 × 2,567.82
  4. Step 4: Simplify right side
    4,215.36x = 16,215,372.45
  5. Step 5: Solve for x
    x = 16,215,372.45/4,215.36
  6. Step 6: Final answer
    x = 3,846.73

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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.