Home / 9,166.89-13,742.37-3,319.50

Finding the Fourth Proportional to 9,166.89, 13,742.37 and 3,319.50

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Solution

The fourth proportional to 9,166.89, 13,742.37 and 3,319.50 is: 4,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.89 : 13,742.37 = 3,319.50 : x
  2. Step 2: Convert to fraction form
    9,166.89/13,742.37 = 3,319.50/x
  3. Step 3: Cross multiply
    9,166.89x = 13,742.37 × 3,319.50
  4. Step 4: Simplify right side
    9,166.89x = 45,617,797.22
  5. Step 5: Solve for x
    x = 45,617,797.22/9,166.89
  6. Step 6: Final answer
    x = 4,976.37

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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.