Home / 3,788.21-5,673.48-3,656.84

Finding the Fourth Proportional to 3,788.21, 5,673.48 and 3,656.84

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Solution

The fourth proportional to 3,788.21, 5,673.48 and 3,656.84 is: 5,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.21 : 5,673.48 = 3,656.84 : x
  2. Step 2: Convert to fraction form
    3,788.21/5,673.48 = 3,656.84/x
  3. Step 3: Cross multiply
    3,788.21x = 5,673.48 × 3,656.84
  4. Step 4: Simplify right side
    3,788.21x = 20,746,980.24
  5. Step 5: Solve for x
    x = 20,746,980.24/3,788.21
  6. Step 6: Final answer
    x = 5,476.73

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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.