Home / 4,115.24-5,678.98-2,346.81

Finding the Fourth Proportional to 4,115.24, 5,678.98 and 2,346.81

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Solution

The fourth proportional to 4,115.24, 5,678.98 and 2,346.81 is: 3,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.24 : 5,678.98 = 2,346.81 : x
  2. Step 2: Convert to fraction form
    4,115.24/5,678.98 = 2,346.81/x
  3. Step 3: Cross multiply
    4,115.24x = 5,678.98 × 2,346.81
  4. Step 4: Simplify right side
    4,115.24x = 13,327,459.89
  5. Step 5: Solve for x
    x = 13,327,459.89/4,115.24
  6. Step 6: Final answer
    x = 3,238.56

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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.