Home / 4,817.08-6,647.70-2,721.16

Finding the Fourth Proportional to 4,817.08, 6,647.70 and 2,721.16

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Solution

The fourth proportional to 4,817.08, 6,647.70 and 2,721.16 is: 3,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.08 : 6,647.70 = 2,721.16 : x
  2. Step 2: Convert to fraction form
    4,817.08/6,647.70 = 2,721.16/x
  3. Step 3: Cross multiply
    4,817.08x = 6,647.70 × 2,721.16
  4. Step 4: Simplify right side
    4,817.08x = 18,089,455.33
  5. Step 5: Solve for x
    x = 18,089,455.33/4,817.08
  6. Step 6: Final answer
    x = 3,755.27

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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.