Home / 4,403.85-6,605.91-1,631.22

Finding the Fourth Proportional to 4,403.85, 6,605.91 and 1,631.22

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Solution

The fourth proportional to 4,403.85, 6,605.91 and 1,631.22 is: 2,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.85 : 6,605.91 = 1,631.22 : x
  2. Step 2: Convert to fraction form
    4,403.85/6,605.91 = 1,631.22/x
  3. Step 3: Cross multiply
    4,403.85x = 6,605.91 × 1,631.22
  4. Step 4: Simplify right side
    4,403.85x = 10,775,692.51
  5. Step 5: Solve for x
    x = 10,775,692.51/4,403.85
  6. Step 6: Final answer
    x = 2,446.88

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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.