Home / 4,840.61-6,680.09-3,161.01

Finding the Fourth Proportional to 4,840.61, 6,680.09 and 3,161.01

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Solution

The fourth proportional to 4,840.61, 6,680.09 and 3,161.01 is: 4,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.61 : 6,680.09 = 3,161.01 : x
  2. Step 2: Convert to fraction form
    4,840.61/6,680.09 = 3,161.01/x
  3. Step 3: Cross multiply
    4,840.61x = 6,680.09 × 3,161.01
  4. Step 4: Simplify right side
    4,840.61x = 21,115,815.49
  5. Step 5: Solve for x
    x = 21,115,815.49/4,840.61
  6. Step 6: Final answer
    x = 4,362.23

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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.