Home / 11,679.93-17,522.20-4,284.46

Finding the Fourth Proportional to 11,679.93, 17,522.20 and 4,284.46

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Solution

The fourth proportional to 11,679.93, 17,522.20 and 4,284.46 is: 6,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.93 : 17,522.20 = 4,284.46 : x
  2. Step 2: Convert to fraction form
    11,679.93/17,522.20 = 4,284.46/x
  3. Step 3: Cross multiply
    11,679.93x = 17,522.20 × 4,284.46
  4. Step 4: Simplify right side
    11,679.93x = 75,073,055.98
  5. Step 5: Solve for x
    x = 75,073,055.98/11,679.93
  6. Step 6: Final answer
    x = 6,427.53

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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.