Home / 9,212.18-13,818.46-2,286.50

Finding the Fourth Proportional to 9,212.18, 13,818.46 and 2,286.50

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Solution

The fourth proportional to 9,212.18, 13,818.46 and 2,286.50 is: 3,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.18 : 13,818.46 = 2,286.50 : x
  2. Step 2: Convert to fraction form
    9,212.18/13,818.46 = 2,286.50/x
  3. Step 3: Cross multiply
    9,212.18x = 13,818.46 × 2,286.50
  4. Step 4: Simplify right side
    9,212.18x = 31,595,908.79
  5. Step 5: Solve for x
    x = 31,595,908.79/9,212.18
  6. Step 6: Final answer
    x = 3,429.80

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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.