Home / 8,110.84-11,194.80-6,782.24

Finding the Fourth Proportional to 8,110.84, 11,194.80 and 6,782.24

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Solution

The fourth proportional to 8,110.84, 11,194.80 and 6,782.24 is: 9,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.84 : 11,194.80 = 6,782.24 : x
  2. Step 2: Convert to fraction form
    8,110.84/11,194.80 = 6,782.24/x
  3. Step 3: Cross multiply
    8,110.84x = 11,194.80 × 6,782.24
  4. Step 4: Simplify right side
    8,110.84x = 75,925,820.35
  5. Step 5: Solve for x
    x = 75,925,820.35/8,110.84
  6. Step 6: Final answer
    x = 9,361.03

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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.