Home / 11,772.94-16,245.33-6,991.18

Finding the Fourth Proportional to 11,772.94, 16,245.33 and 6,991.18

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Solution

The fourth proportional to 11,772.94, 16,245.33 and 6,991.18 is: 9,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.94 : 16,245.33 = 6,991.18 : x
  2. Step 2: Convert to fraction form
    11,772.94/16,245.33 = 6,991.18/x
  3. Step 3: Cross multiply
    11,772.94x = 16,245.33 × 6,991.18
  4. Step 4: Simplify right side
    11,772.94x = 113,574,026.19
  5. Step 5: Solve for x
    x = 113,574,026.19/11,772.94
  6. Step 6: Final answer
    x = 9,647.04

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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.