Home / 11,328.94-16,993.41-4,405.06

Finding the Fourth Proportional to 11,328.94, 16,993.41 and 4,405.06

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Solution

The fourth proportional to 11,328.94, 16,993.41 and 4,405.06 is: 6,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.94 : 16,993.41 = 4,405.06 : x
  2. Step 2: Convert to fraction form
    11,328.94/16,993.41 = 4,405.06/x
  3. Step 3: Cross multiply
    11,328.94x = 16,993.41 × 4,405.06
  4. Step 4: Simplify right side
    11,328.94x = 74,856,990.65
  5. Step 5: Solve for x
    x = 74,856,990.65/11,328.94
  6. Step 6: Final answer
    x = 6,607.59

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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.