Home / 4,816.51-7,221.62-3,168.05

Finding the Fourth Proportional to 4,816.51, 7,221.62 and 3,168.05

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Solution

The fourth proportional to 4,816.51, 7,221.62 and 3,168.05 is: 4,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.51 : 7,221.62 = 3,168.05 : x
  2. Step 2: Convert to fraction form
    4,816.51/7,221.62 = 3,168.05/x
  3. Step 3: Cross multiply
    4,816.51x = 7,221.62 × 3,168.05
  4. Step 4: Simplify right side
    4,816.51x = 22,878,425.05
  5. Step 5: Solve for x
    x = 22,878,425.05/4,816.51
  6. Step 6: Final answer
    x = 4,750.00

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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.