Home / 3,169.08-4,755.06-1,631.16

Finding the Fourth Proportional to 3,169.08, 4,755.06 and 1,631.16

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Solution

The fourth proportional to 3,169.08, 4,755.06 and 1,631.16 is: 2,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.08 : 4,755.06 = 1,631.16 : x
  2. Step 2: Convert to fraction form
    3,169.08/4,755.06 = 1,631.16/x
  3. Step 3: Cross multiply
    3,169.08x = 4,755.06 × 1,631.16
  4. Step 4: Simplify right side
    3,169.08x = 7,756,263.67
  5. Step 5: Solve for x
    x = 7,756,263.67/3,169.08
  6. Step 6: Final answer
    x = 2,447.48

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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.