Home / 6,611.24-9,123.46-3,818.28

Finding the Fourth Proportional to 6,611.24, 9,123.46 and 3,818.28

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Solution

The fourth proportional to 6,611.24, 9,123.46 and 3,818.28 is: 5,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.24 : 9,123.46 = 3,818.28 : x
  2. Step 2: Convert to fraction form
    6,611.24/9,123.46 = 3,818.28/x
  3. Step 3: Cross multiply
    6,611.24x = 9,123.46 × 3,818.28
  4. Step 4: Simplify right side
    6,611.24x = 34,835,924.85
  5. Step 5: Solve for x
    x = 34,835,924.85/6,611.24
  6. Step 6: Final answer
    x = 5,269.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.