Home / 3,769.01-5,645.54-2,381.64

Finding the Fourth Proportional to 3,769.01, 5,645.54 and 2,381.64

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Solution

The fourth proportional to 3,769.01, 5,645.54 and 2,381.64 is: 3,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.01 : 5,645.54 = 2,381.64 : x
  2. Step 2: Convert to fraction form
    3,769.01/5,645.54 = 2,381.64/x
  3. Step 3: Cross multiply
    3,769.01x = 5,645.54 × 2,381.64
  4. Step 4: Simplify right side
    3,769.01x = 13,445,649.84
  5. Step 5: Solve for x
    x = 13,445,649.84/3,769.01
  6. Step 6: Final answer
    x = 3,567.42

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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.