Home / 3,802.23-5,241.60-2,679.66

Finding the Fourth Proportional to 3,802.23, 5,241.60 and 2,679.66

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Solution

The fourth proportional to 3,802.23, 5,241.60 and 2,679.66 is: 3,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.23 : 5,241.60 = 2,679.66 : x
  2. Step 2: Convert to fraction form
    3,802.23/5,241.60 = 2,679.66/x
  3. Step 3: Cross multiply
    3,802.23x = 5,241.60 × 2,679.66
  4. Step 4: Simplify right side
    3,802.23x = 14,045,705.86
  5. Step 5: Solve for x
    x = 14,045,705.86/3,802.23
  6. Step 6: Final answer
    x = 3,694.07

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1.5x scale

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.