Home / 7,714.95-11,571.66-2,168.17

Finding the Fourth Proportional to 7,714.95, 11,571.66 and 2,168.17

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Solution

The fourth proportional to 7,714.95, 11,571.66 and 2,168.17 is: 3,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.95 : 11,571.66 = 2,168.17 : x
  2. Step 2: Convert to fraction form
    7,714.95/11,571.66 = 2,168.17/x
  3. Step 3: Cross multiply
    7,714.95x = 11,571.66 × 2,168.17
  4. Step 4: Simplify right side
    7,714.95x = 25,089,297.13
  5. Step 5: Solve for x
    x = 25,089,297.13/7,714.95
  6. Step 6: Final answer
    x = 3,252.04

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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.