Home / 5,986.45-8,967.39-3,513.79

Finding the Fourth Proportional to 5,986.45, 8,967.39 and 3,513.79

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Solution

The fourth proportional to 5,986.45, 8,967.39 and 3,513.79 is: 5,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.45 : 8,967.39 = 3,513.79 : x
  2. Step 2: Convert to fraction form
    5,986.45/8,967.39 = 3,513.79/x
  3. Step 3: Cross multiply
    5,986.45x = 8,967.39 × 3,513.79
  4. Step 4: Simplify right side
    5,986.45x = 31,509,525.31
  5. Step 5: Solve for x
    x = 31,509,525.31/5,986.45
  6. Step 6: Final answer
    x = 5,263.47

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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.