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Finding the Fourth Proportional to 3,800.51, 5,241.67 and 2,383.01

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Solution

The fourth proportional to 3,800.51, 5,241.67 and 2,383.01 is: 3,286.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.51 : 5,241.67 = 2,383.01 : x
  2. Step 2: Convert to fraction form
    3,800.51/5,241.67 = 2,383.01/x
  3. Step 3: Cross multiply
    3,800.51x = 5,241.67 × 2,383.01
  4. Step 4: Simplify right side
    3,800.51x = 12,490,952.03
  5. Step 5: Solve for x
    x = 12,490,952.03/3,800.51
  6. Step 6: Final answer
    x = 3,286.65

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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.