Home / 11,922.93-16,452.99-6,617.70

Finding the Fourth Proportional to 11,922.93, 16,452.99 and 6,617.70

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Solution

The fourth proportional to 11,922.93, 16,452.99 and 6,617.70 is: 9,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.93 : 16,452.99 = 6,617.70 : x
  2. Step 2: Convert to fraction form
    11,922.93/16,452.99 = 6,617.70/x
  3. Step 3: Cross multiply
    11,922.93x = 16,452.99 × 6,617.70
  4. Step 4: Simplify right side
    11,922.93x = 108,880,951.92
  5. Step 5: Solve for x
    x = 108,880,951.92/11,922.93
  6. Step 6: Final answer
    x = 9,132.06

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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.