Home / 4,218.28-6,325.80-1,444.43

Finding the Fourth Proportional to 4,218.28, 6,325.80 and 1,444.43

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Solution

The fourth proportional to 4,218.28, 6,325.80 and 1,444.43 is: 2,166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.28 : 6,325.80 = 1,444.43 : x
  2. Step 2: Convert to fraction form
    4,218.28/6,325.80 = 1,444.43/x
  3. Step 3: Cross multiply
    4,218.28x = 6,325.80 × 1,444.43
  4. Step 4: Simplify right side
    4,218.28x = 9,137,185.69
  5. Step 5: Solve for x
    x = 9,137,185.69/4,218.28
  6. Step 6: Final answer
    x = 2,166.09

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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.