Home / 5,220.94-7,827.68-2,446.09

Finding the Fourth Proportional to 5,220.94, 7,827.68 and 2,446.09

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Solution

The fourth proportional to 5,220.94, 7,827.68 and 2,446.09 is: 3,667.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.94 : 7,827.68 = 2,446.09 : x
  2. Step 2: Convert to fraction form
    5,220.94/7,827.68 = 2,446.09/x
  3. Step 3: Cross multiply
    5,220.94x = 7,827.68 × 2,446.09
  4. Step 4: Simplify right side
    5,220.94x = 19,147,209.77
  5. Step 5: Solve for x
    x = 19,147,209.77/5,220.94
  6. Step 6: Final answer
    x = 3,667.39

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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.