Home / 2,515.27-3,470.61-1,506.67

Finding the Fourth Proportional to 2,515.27, 3,470.61 and 1,506.67

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Solution

The fourth proportional to 2,515.27, 3,470.61 and 1,506.67 is: 2,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.27 : 3,470.61 = 1,506.67 : x
  2. Step 2: Convert to fraction form
    2,515.27/3,470.61 = 1,506.67/x
  3. Step 3: Cross multiply
    2,515.27x = 3,470.61 × 1,506.67
  4. Step 4: Simplify right side
    2,515.27x = 5,229,063.97
  5. Step 5: Solve for x
    x = 5,229,063.97/2,515.27
  6. Step 6: Final answer
    x = 2,078.93

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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.