Home / 4,287.50-6,433.08-1,822.86

Finding the Fourth Proportional to 4,287.50, 6,433.08 and 1,822.86

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Solution

The fourth proportional to 4,287.50, 6,433.08 and 1,822.86 is: 2,735.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.50 : 6,433.08 = 1,822.86 : x
  2. Step 2: Convert to fraction form
    4,287.50/6,433.08 = 1,822.86/x
  3. Step 3: Cross multiply
    4,287.50x = 6,433.08 × 1,822.86
  4. Step 4: Simplify right side
    4,287.50x = 11,726,604.21
  5. Step 5: Solve for x
    x = 11,726,604.21/4,287.50
  6. Step 6: Final answer
    x = 2,735.07

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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.