Home / 6,764.49-10,135.80-4,419.54

Finding the Fourth Proportional to 6,764.49, 10,135.80 and 4,419.54

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Solution

The fourth proportional to 6,764.49, 10,135.80 and 4,419.54 is: 6,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.49 : 10,135.80 = 4,419.54 : x
  2. Step 2: Convert to fraction form
    6,764.49/10,135.80 = 4,419.54/x
  3. Step 3: Cross multiply
    6,764.49x = 10,135.80 × 4,419.54
  4. Step 4: Simplify right side
    6,764.49x = 44,795,573.53
  5. Step 5: Solve for x
    x = 44,795,573.53/6,764.49
  6. Step 6: Final answer
    x = 6,622.17

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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.