Home / 11,611.20-17,423.20-6,346.02

Finding the Fourth Proportional to 11,611.20, 17,423.20 and 6,346.02

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Solution

The fourth proportional to 11,611.20, 17,423.20 and 6,346.02 is: 9,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.20 : 17,423.20 = 6,346.02 : x
  2. Step 2: Convert to fraction form
    11,611.20/17,423.20 = 6,346.02/x
  3. Step 3: Cross multiply
    11,611.20x = 17,423.20 × 6,346.02
  4. Step 4: Simplify right side
    11,611.20x = 110,567,975.66
  5. Step 5: Solve for x
    x = 110,567,975.66/11,611.20
  6. Step 6: Final answer
    x = 9,522.53

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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.