Home / 4,219.81-6,327.79-1,753.16

Finding the Fourth Proportional to 4,219.81, 6,327.79 and 1,753.16

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Solution

The fourth proportional to 4,219.81, 6,327.79 and 1,753.16 is: 2,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.81 : 6,327.79 = 1,753.16 : x
  2. Step 2: Convert to fraction form
    4,219.81/6,327.79 = 1,753.16/x
  3. Step 3: Cross multiply
    4,219.81x = 6,327.79 × 1,753.16
  4. Step 4: Simplify right side
    4,219.81x = 11,093,614.69
  5. Step 5: Solve for x
    x = 11,093,614.69/4,219.81
  6. Step 6: Final answer
    x = 2,628.94

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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.