Home / 3,164.09-4,366.70-1,747.90

Finding the Fourth Proportional to 3,164.09, 4,366.70 and 1,747.90

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Solution

The fourth proportional to 3,164.09, 4,366.70 and 1,747.90 is: 2,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.09 : 4,366.70 = 1,747.90 : x
  2. Step 2: Convert to fraction form
    3,164.09/4,366.70 = 1,747.90/x
  3. Step 3: Cross multiply
    3,164.09x = 4,366.70 × 1,747.90
  4. Step 4: Simplify right side
    3,164.09x = 7,632,554.93
  5. Step 5: Solve for x
    x = 7,632,554.93/3,164.09
  6. Step 6: Final answer
    x = 2,412.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.