Home / 4,282.69-6,409.45-3,313.12

Finding the Fourth Proportional to 4,282.69, 6,409.45 and 3,313.12

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Solution

The fourth proportional to 4,282.69, 6,409.45 and 3,313.12 is: 4,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.69 : 6,409.45 = 3,313.12 : x
  2. Step 2: Convert to fraction form
    4,282.69/6,409.45 = 3,313.12/x
  3. Step 3: Cross multiply
    4,282.69x = 6,409.45 × 3,313.12
  4. Step 4: Simplify right side
    4,282.69x = 21,235,276.98
  5. Step 5: Solve for x
    x = 21,235,276.98/4,282.69
  6. Step 6: Final answer
    x = 4,958.40

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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.