Home / 5,849.82-8,781.48-4,621.32

Finding the Fourth Proportional to 5,849.82, 8,781.48 and 4,621.32

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Solution

The fourth proportional to 5,849.82, 8,781.48 and 4,621.32 is: 6,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.82 : 8,781.48 = 4,621.32 : x
  2. Step 2: Convert to fraction form
    5,849.82/8,781.48 = 4,621.32/x
  3. Step 3: Cross multiply
    5,849.82x = 8,781.48 × 4,621.32
  4. Step 4: Simplify right side
    5,849.82x = 40,582,029.15
  5. Step 5: Solve for x
    x = 40,582,029.15/5,849.82
  6. Step 6: Final answer
    x = 6,937.31

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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.