Home / 7,108.24-10,662.38-2,490.16

Finding the Fourth Proportional to 7,108.24, 10,662.38 and 2,490.16

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Solution

The fourth proportional to 7,108.24, 10,662.38 and 2,490.16 is: 3,735.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.24 : 10,662.38 = 2,490.16 : x
  2. Step 2: Convert to fraction form
    7,108.24/10,662.38 = 2,490.16/x
  3. Step 3: Cross multiply
    7,108.24x = 10,662.38 × 2,490.16
  4. Step 4: Simplify right side
    7,108.24x = 26,551,032.18
  5. Step 5: Solve for x
    x = 26,551,032.18/7,108.24
  6. Step 6: Final answer
    x = 3,735.25

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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.