Home / 9,162.19-13,744.63-3,317.43

Finding the Fourth Proportional to 9,162.19, 13,744.63 and 3,317.43

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Solution

The fourth proportional to 9,162.19, 13,744.63 and 3,317.43 is: 4,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.19 : 13,744.63 = 3,317.43 : x
  2. Step 2: Convert to fraction form
    9,162.19/13,744.63 = 3,317.43/x
  3. Step 3: Cross multiply
    9,162.19x = 13,744.63 × 3,317.43
  4. Step 4: Simplify right side
    9,162.19x = 45,596,847.90
  5. Step 5: Solve for x
    x = 45,596,847.90/9,162.19
  6. Step 6: Final answer
    x = 4,976.63

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1.5x scale

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.