Home / 5,380.02-8,069.22-2,606.04

Finding the Fourth Proportional to 5,380.02, 8,069.22 and 2,606.04

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Solution

The fourth proportional to 5,380.02, 8,069.22 and 2,606.04 is: 3,908.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.02 : 8,069.22 = 2,606.04 : x
  2. Step 2: Convert to fraction form
    5,380.02/8,069.22 = 2,606.04/x
  3. Step 3: Cross multiply
    5,380.02x = 8,069.22 × 2,606.04
  4. Step 4: Simplify right side
    5,380.02x = 21,028,710.09
  5. Step 5: Solve for x
    x = 21,028,710.09/5,380.02
  6. Step 6: Final answer
    x = 3,908.67

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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.