Home / 8,566.24-12,850.44-3,639.28

Finding the Fourth Proportional to 8,566.24, 12,850.44 and 3,639.28

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Solution

The fourth proportional to 8,566.24, 12,850.44 and 3,639.28 is: 5,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.24 : 12,850.44 = 3,639.28 : x
  2. Step 2: Convert to fraction form
    8,566.24/12,850.44 = 3,639.28/x
  3. Step 3: Cross multiply
    8,566.24x = 12,850.44 × 3,639.28
  4. Step 4: Simplify right side
    8,566.24x = 46,766,349.28
  5. Step 5: Solve for x
    x = 46,766,349.28/8,566.24
  6. Step 6: Final answer
    x = 5,459.38

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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.