Home / 11,938.23-16,474.26-6,633

Finding the Fourth Proportional to 11,938.23, 16,474.26 and 6,633

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Solution

The fourth proportional to 11,938.23, 16,474.26 and 6,633 is: 9,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.23 : 16,474.26 = 6,633 : x
  2. Step 2: Convert to fraction form
    11,938.23/16,474.26 = 6,633/x
  3. Step 3: Cross multiply
    11,938.23x = 16,474.26 × 6,633
  4. Step 4: Simplify right side
    11,938.23x = 109,273,766.58
  5. Step 5: Solve for x
    x = 109,273,766.58/11,938.23
  6. Step 6: Final answer
    x = 9,153.26

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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.