Home / 4,224.11-6,339.87-1,628.87

Finding the Fourth Proportional to 4,224.11, 6,339.87 and 1,628.87

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Solution

The fourth proportional to 4,224.11, 6,339.87 and 1,628.87 is: 2,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.11 : 6,339.87 = 1,628.87 : x
  2. Step 2: Convert to fraction form
    4,224.11/6,339.87 = 1,628.87/x
  3. Step 3: Cross multiply
    4,224.11x = 6,339.87 × 1,628.87
  4. Step 4: Simplify right side
    4,224.11x = 10,326,792.35
  5. Step 5: Solve for x
    x = 10,326,792.35/4,224.11
  6. Step 6: Final answer
    x = 2,444.73

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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.