Home / 4,816.88-6,647.83-2,721.14

Finding the Fourth Proportional to 4,816.88, 6,647.83 and 2,721.14

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Solution

The fourth proportional to 4,816.88, 6,647.83 and 2,721.14 is: 3,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.88 : 6,647.83 = 2,721.14 : x
  2. Step 2: Convert to fraction form
    4,816.88/6,647.83 = 2,721.14/x
  3. Step 3: Cross multiply
    4,816.88x = 6,647.83 × 2,721.14
  4. Step 4: Simplify right side
    4,816.88x = 18,089,636.08
  5. Step 5: Solve for x
    x = 18,089,636.08/4,816.88
  6. Step 6: Final answer
    x = 3,755.47

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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.