Home / 4,140.93-6,212.25-2,821.44

Finding the Fourth Proportional to 4,140.93, 6,212.25 and 2,821.44

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Solution

The fourth proportional to 4,140.93, 6,212.25 and 2,821.44 is: 4,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.93 : 6,212.25 = 2,821.44 : x
  2. Step 2: Convert to fraction form
    4,140.93/6,212.25 = 2,821.44/x
  3. Step 3: Cross multiply
    4,140.93x = 6,212.25 × 2,821.44
  4. Step 4: Simplify right side
    4,140.93x = 17,527,490.64
  5. Step 5: Solve for x
    x = 17,527,490.64/4,140.93
  6. Step 6: Final answer
    x = 4,232.74

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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.