Home / 4,817.15-6,647.67-2,721.27

Finding the Fourth Proportional to 4,817.15, 6,647.67 and 2,721.27

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Solution

The fourth proportional to 4,817.15, 6,647.67 and 2,721.27 is: 3,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.15 : 6,647.67 = 2,721.27 : x
  2. Step 2: Convert to fraction form
    4,817.15/6,647.67 = 2,721.27/x
  3. Step 3: Cross multiply
    4,817.15x = 6,647.67 × 2,721.27
  4. Step 4: Simplify right side
    4,817.15x = 18,090,104.94
  5. Step 5: Solve for x
    x = 18,090,104.94/4,817.15
  6. Step 6: Final answer
    x = 3,755.36

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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.