Home / 8,866.56-13,295.44-5,169.72

Finding the Fourth Proportional to 8,866.56, 13,295.44 and 5,169.72

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Solution

The fourth proportional to 8,866.56, 13,295.44 and 5,169.72 is: 7,752.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.56 : 13,295.44 = 5,169.72 : x
  2. Step 2: Convert to fraction form
    8,866.56/13,295.44 = 5,169.72/x
  3. Step 3: Cross multiply
    8,866.56x = 13,295.44 × 5,169.72
  4. Step 4: Simplify right side
    8,866.56x = 68,733,702.08
  5. Step 5: Solve for x
    x = 68,733,702.08/8,866.56
  6. Step 6: Final answer
    x = 7,752.01

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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.