Home / 11,334.60-16,984.58-7,623.09

Finding the Fourth Proportional to 11,334.60, 16,984.58 and 7,623.09

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Solution

The fourth proportional to 11,334.60, 16,984.58 and 7,623.09 is: 11,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.60 : 16,984.58 = 7,623.09 : x
  2. Step 2: Convert to fraction form
    11,334.60/16,984.58 = 7,623.09/x
  3. Step 3: Cross multiply
    11,334.60x = 16,984.58 × 7,623.09
  4. Step 4: Simplify right side
    11,334.60x = 129,474,943.84
  5. Step 5: Solve for x
    x = 129,474,943.84/11,334.60
  6. Step 6: Final answer
    x = 11,422.98

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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.