Home / 11,583.06-15,977.40-6,864

Finding the Fourth Proportional to 11,583.06, 15,977.40 and 6,864

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Solution

The fourth proportional to 11,583.06, 15,977.40 and 6,864 is: 9,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.06 : 15,977.40 = 6,864 : x
  2. Step 2: Convert to fraction form
    11,583.06/15,977.40 = 6,864/x
  3. Step 3: Cross multiply
    11,583.06x = 15,977.40 × 6,864
  4. Step 4: Simplify right side
    11,583.06x = 109,668,873.60
  5. Step 5: Solve for x
    x = 109,668,873.60/11,583.06
  6. Step 6: Final answer
    x = 9,468.04

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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.