Home / 4,443.25-6,664.90-1,670.55

Finding the Fourth Proportional to 4,443.25, 6,664.90 and 1,670.55

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Solution

The fourth proportional to 4,443.25, 6,664.90 and 1,670.55 is: 2,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.25 : 6,664.90 = 1,670.55 : x
  2. Step 2: Convert to fraction form
    4,443.25/6,664.90 = 1,670.55/x
  3. Step 3: Cross multiply
    4,443.25x = 6,664.90 × 1,670.55
  4. Step 4: Simplify right side
    4,443.25x = 11,134,015.37
  5. Step 5: Solve for x
    x = 11,134,015.37/4,443.25
  6. Step 6: Final answer
    x = 2,505.83

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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.