Home / 10,935.44-15,091.24-6,220.40

Finding the Fourth Proportional to 10,935.44, 15,091.24 and 6,220.40

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Solution

The fourth proportional to 10,935.44, 15,091.24 and 6,220.40 is: 8,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.44 : 15,091.24 = 6,220.40 : x
  2. Step 2: Convert to fraction form
    10,935.44/15,091.24 = 6,220.40/x
  3. Step 3: Cross multiply
    10,935.44x = 15,091.24 × 6,220.40
  4. Step 4: Simplify right side
    10,935.44x = 93,873,549.30
  5. Step 5: Solve for x
    x = 93,873,549.30/10,935.44
  6. Step 6: Final answer
    x = 8,584.34

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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.