Home / 6,621.66-9,935.91-4,402.04

Finding the Fourth Proportional to 6,621.66, 9,935.91 and 4,402.04

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Solution

The fourth proportional to 6,621.66, 9,935.91 and 4,402.04 is: 6,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.66 : 9,935.91 = 4,402.04 : x
  2. Step 2: Convert to fraction form
    6,621.66/9,935.91 = 4,402.04/x
  3. Step 3: Cross multiply
    6,621.66x = 9,935.91 × 4,402.04
  4. Step 4: Simplify right side
    6,621.66x = 43,738,223.58
  5. Step 5: Solve for x
    x = 43,738,223.58/6,621.66
  6. Step 6: Final answer
    x = 6,605.33

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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.