Home / 7,583.19-11,375.81-2,651.67

Finding the Fourth Proportional to 7,583.19, 11,375.81 and 2,651.67

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Solution

The fourth proportional to 7,583.19, 11,375.81 and 2,651.67 is: 3,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.19 : 11,375.81 = 2,651.67 : x
  2. Step 2: Convert to fraction form
    7,583.19/11,375.81 = 2,651.67/x
  3. Step 3: Cross multiply
    7,583.19x = 11,375.81 × 2,651.67
  4. Step 4: Simplify right side
    7,583.19x = 30,164,894.10
  5. Step 5: Solve for x
    x = 30,164,894.10/7,583.19
  6. Step 6: Final answer
    x = 3,977.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.