Home / 4,287.46-6,433.62-2,827.30

Finding the Fourth Proportional to 4,287.46, 6,433.62 and 2,827.30

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Solution

The fourth proportional to 4,287.46, 6,433.62 and 2,827.30 is: 4,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.46 : 6,433.62 = 2,827.30 : x
  2. Step 2: Convert to fraction form
    4,287.46/6,433.62 = 2,827.30/x
  3. Step 3: Cross multiply
    4,287.46x = 6,433.62 × 2,827.30
  4. Step 4: Simplify right side
    4,287.46x = 18,189,773.83
  5. Step 5: Solve for x
    x = 18,189,773.83/4,287.46
  6. Step 6: Final answer
    x = 4,242.55

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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.