Home / 4,429.22-6,644.19-1,617.74

Finding the Fourth Proportional to 4,429.22, 6,644.19 and 1,617.74

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Solution

The fourth proportional to 4,429.22, 6,644.19 and 1,617.74 is: 2,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.22 : 6,644.19 = 1,617.74 : x
  2. Step 2: Convert to fraction form
    4,429.22/6,644.19 = 1,617.74/x
  3. Step 3: Cross multiply
    4,429.22x = 6,644.19 × 1,617.74
  4. Step 4: Simplify right side
    4,429.22x = 10,748,571.93
  5. Step 5: Solve for x
    x = 10,748,571.93/4,429.22
  6. Step 6: Final answer
    x = 2,426.74

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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.