Home / 11,003.94-15,183.90-6,223.08

Finding the Fourth Proportional to 11,003.94, 15,183.90 and 6,223.08

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Solution

The fourth proportional to 11,003.94, 15,183.90 and 6,223.08 is: 8,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.94 : 15,183.90 = 6,223.08 : x
  2. Step 2: Convert to fraction form
    11,003.94/15,183.90 = 6,223.08/x
  3. Step 3: Cross multiply
    11,003.94x = 15,183.90 × 6,223.08
  4. Step 4: Simplify right side
    11,003.94x = 94,490,624.41
  5. Step 5: Solve for x
    x = 94,490,624.41/11,003.94
  6. Step 6: Final answer
    x = 8,586.98

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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.