Home / 11,002.26-15,182.94-6,222.12

Finding the Fourth Proportional to 11,002.26, 15,182.94 and 6,222.12

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Solution

The fourth proportional to 11,002.26, 15,182.94 and 6,222.12 is: 8,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.26 : 15,182.94 = 6,222.12 : x
  2. Step 2: Convert to fraction form
    11,002.26/15,182.94 = 6,222.12/x
  3. Step 3: Cross multiply
    11,002.26x = 15,182.94 × 6,222.12
  4. Step 4: Simplify right side
    11,002.26x = 94,470,074.63
  5. Step 5: Solve for x
    x = 94,470,074.63/11,002.26
  6. Step 6: Final answer
    x = 8,586.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.