Home / 4,616.36-6,922.92-1,328.57

Finding the Fourth Proportional to 4,616.36, 6,922.92 and 1,328.57

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Solution

The fourth proportional to 4,616.36, 6,922.92 and 1,328.57 is: 1,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.36 : 6,922.92 = 1,328.57 : x
  2. Step 2: Convert to fraction form
    4,616.36/6,922.92 = 1,328.57/x
  3. Step 3: Cross multiply
    4,616.36x = 6,922.92 × 1,328.57
  4. Step 4: Simplify right side
    4,616.36x = 9,197,606.11
  5. Step 5: Solve for x
    x = 9,197,606.11/4,616.36
  6. Step 6: Final answer
    x = 1,992.39

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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.