Home / 4,288.60-6,433.20-1,823.14

Finding the Fourth Proportional to 4,288.60, 6,433.20 and 1,823.14

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Solution

The fourth proportional to 4,288.60, 6,433.20 and 1,823.14 is: 2,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.60 : 6,433.20 = 1,823.14 : x
  2. Step 2: Convert to fraction form
    4,288.60/6,433.20 = 1,823.14/x
  3. Step 3: Cross multiply
    4,288.60x = 6,433.20 × 1,823.14
  4. Step 4: Simplify right side
    4,288.60x = 11,728,624.25
  5. Step 5: Solve for x
    x = 11,728,624.25/4,288.60
  6. Step 6: Final answer
    x = 2,734.84

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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.