Home / 4,615.08-6,921.84-1,327.41

Finding the Fourth Proportional to 4,615.08, 6,921.84 and 1,327.41

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Solution

The fourth proportional to 4,615.08, 6,921.84 and 1,327.41 is: 1,990.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.08 : 6,921.84 = 1,327.41 : x
  2. Step 2: Convert to fraction form
    4,615.08/6,921.84 = 1,327.41/x
  3. Step 3: Cross multiply
    4,615.08x = 6,921.84 × 1,327.41
  4. Step 4: Simplify right side
    4,615.08x = 9,188,099.01
  5. Step 5: Solve for x
    x = 9,188,099.01/4,615.08
  6. Step 6: Final answer
    x = 1,990.89

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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.