Home / 6,213.59-9,321.74-3,582.80

Finding the Fourth Proportional to 6,213.59, 9,321.74 and 3,582.80

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Solution

The fourth proportional to 6,213.59, 9,321.74 and 3,582.80 is: 5,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.59 : 9,321.74 = 3,582.80 : x
  2. Step 2: Convert to fraction form
    6,213.59/9,321.74 = 3,582.80/x
  3. Step 3: Cross multiply
    6,213.59x = 9,321.74 × 3,582.80
  4. Step 4: Simplify right side
    6,213.59x = 33,397,930.07
  5. Step 5: Solve for x
    x = 33,397,930.07/6,213.59
  6. Step 6: Final answer
    x = 5,374.98

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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.