Home / 3,657.21-5,486.50-1,466.11

Finding the Fourth Proportional to 3,657.21, 5,486.50 and 1,466.11

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Solution

The fourth proportional to 3,657.21, 5,486.50 and 1,466.11 is: 2,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.21 : 5,486.50 = 1,466.11 : x
  2. Step 2: Convert to fraction form
    3,657.21/5,486.50 = 1,466.11/x
  3. Step 3: Cross multiply
    3,657.21x = 5,486.50 × 1,466.11
  4. Step 4: Simplify right side
    3,657.21x = 8,043,808.85
  5. Step 5: Solve for x
    x = 8,043,808.85/3,657.21
  6. Step 6: Final answer
    x = 2,199.44

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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.