Home / 3,380.24-5,069-1,300.32

Finding the Fourth Proportional to 3,380.24, 5,069 and 1,300.32

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Solution

The fourth proportional to 3,380.24, 5,069 and 1,300.32 is: 1,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.24 : 5,069 = 1,300.32 : x
  2. Step 2: Convert to fraction form
    3,380.24/5,069 = 1,300.32/x
  3. Step 3: Cross multiply
    3,380.24x = 5,069 × 1,300.32
  4. Step 4: Simplify right side
    3,380.24x = 6,591,322.08
  5. Step 5: Solve for x
    x = 6,591,322.08/3,380.24
  6. Step 6: Final answer
    x = 1,949.96

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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.