Home / 4,212.27-6,318.23-2,835.45

Finding the Fourth Proportional to 4,212.27, 6,318.23 and 2,835.45

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Solution

The fourth proportional to 4,212.27, 6,318.23 and 2,835.45 is: 4,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.27 : 6,318.23 = 2,835.45 : x
  2. Step 2: Convert to fraction form
    4,212.27/6,318.23 = 2,835.45/x
  3. Step 3: Cross multiply
    4,212.27x = 6,318.23 × 2,835.45
  4. Step 4: Simplify right side
    4,212.27x = 17,915,011.08
  5. Step 5: Solve for x
    x = 17,915,011.08/4,212.27
  6. Step 6: Final answer
    x = 4,253.05

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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.