Home / 12,056.50-18,084.62-3,291.44

Finding the Fourth Proportional to 12,056.50, 18,084.62 and 3,291.44

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Solution

The fourth proportional to 12,056.50, 18,084.62 and 3,291.44 is: 4,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,056.50 : 18,084.62 = 3,291.44 : x
  2. Step 2: Convert to fraction form
    12,056.50/18,084.62 = 3,291.44/x
  3. Step 3: Cross multiply
    12,056.50x = 18,084.62 × 3,291.44
  4. Step 4: Simplify right side
    12,056.50x = 59,524,441.65
  5. Step 5: Solve for x
    x = 59,524,441.65/12,056.50
  6. Step 6: Final answer
    x = 4,937.12

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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.