Home / 7,414.02-11,123.82-3,853.92

Finding the Fourth Proportional to 7,414.02, 11,123.82 and 3,853.92

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Solution

The fourth proportional to 7,414.02, 11,123.82 and 3,853.92 is: 5,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.02 : 11,123.82 = 3,853.92 : x
  2. Step 2: Convert to fraction form
    7,414.02/11,123.82 = 3,853.92/x
  3. Step 3: Cross multiply
    7,414.02x = 11,123.82 × 3,853.92
  4. Step 4: Simplify right side
    7,414.02x = 42,870,312.37
  5. Step 5: Solve for x
    x = 42,870,312.37/7,414.02
  6. Step 6: Final answer
    x = 5,782.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.