Home / 6,140.04-8,474.36-3,622

Finding the Fourth Proportional to 6,140.04, 8,474.36 and 3,622

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Solution

The fourth proportional to 6,140.04, 8,474.36 and 3,622 is: 4,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.04 : 8,474.36 = 3,622 : x
  2. Step 2: Convert to fraction form
    6,140.04/8,474.36 = 3,622/x
  3. Step 3: Cross multiply
    6,140.04x = 8,474.36 × 3,622
  4. Step 4: Simplify right side
    6,140.04x = 30,694,131.92
  5. Step 5: Solve for x
    x = 30,694,131.92/6,140.04
  6. Step 6: Final answer
    x = 4,999.01

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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.