Home / 8,826.38-13,239.57-3,563.78

Finding the Fourth Proportional to 8,826.38, 13,239.57 and 3,563.78

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Solution

The fourth proportional to 8,826.38, 13,239.57 and 3,563.78 is: 5,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.38 : 13,239.57 = 3,563.78 : x
  2. Step 2: Convert to fraction form
    8,826.38/13,239.57 = 3,563.78/x
  3. Step 3: Cross multiply
    8,826.38x = 13,239.57 × 3,563.78
  4. Step 4: Simplify right side
    8,826.38x = 47,182,914.77
  5. Step 5: Solve for x
    x = 47,182,914.77/8,826.38
  6. Step 6: Final answer
    x = 5,345.67

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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.