Home / 4,601.21-6,901.76-1,679.48

Finding the Fourth Proportional to 4,601.21, 6,901.76 and 1,679.48

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Solution

The fourth proportional to 4,601.21, 6,901.76 and 1,679.48 is: 2,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,601.21 : 6,901.76 = 1,679.48 : x
  2. Step 2: Convert to fraction form
    4,601.21/6,901.76 = 1,679.48/x
  3. Step 3: Cross multiply
    4,601.21x = 6,901.76 × 1,679.48
  4. Step 4: Simplify right side
    4,601.21x = 11,591,392.83
  5. Step 5: Solve for x
    x = 11,591,392.83/4,601.21
  6. Step 6: Final answer
    x = 2,519.21

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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.