Home / 9,214.67-13,824.78-3,290.80

Finding the Fourth Proportional to 9,214.67, 13,824.78 and 3,290.80

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Solution

The fourth proportional to 9,214.67, 13,824.78 and 3,290.80 is: 4,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.67 : 13,824.78 = 3,290.80 : x
  2. Step 2: Convert to fraction form
    9,214.67/13,824.78 = 3,290.80/x
  3. Step 3: Cross multiply
    9,214.67x = 13,824.78 × 3,290.80
  4. Step 4: Simplify right side
    9,214.67x = 45,494,586.02
  5. Step 5: Solve for x
    x = 45,494,586.02/9,214.67
  6. Step 6: Final answer
    x = 4,937.19

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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.