Home / 3,189.08-4,774.73-1,625.70

Finding the Fourth Proportional to 3,189.08, 4,774.73 and 1,625.70

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Solution

The fourth proportional to 3,189.08, 4,774.73 and 1,625.70 is: 2,434.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.08 : 4,774.73 = 1,625.70 : x
  2. Step 2: Convert to fraction form
    3,189.08/4,774.73 = 1,625.70/x
  3. Step 3: Cross multiply
    3,189.08x = 4,774.73 × 1,625.70
  4. Step 4: Simplify right side
    3,189.08x = 7,762,270.43
  5. Step 5: Solve for x
    x = 7,762,270.43/3,189.08
  6. Step 6: Final answer
    x = 2,434.02

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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.