Home / 4,242.72-6,361.36-2,047.08

Finding the Fourth Proportional to 4,242.72, 6,361.36 and 2,047.08

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Solution

The fourth proportional to 4,242.72, 6,361.36 and 2,047.08 is: 3,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.72 : 6,361.36 = 2,047.08 : x
  2. Step 2: Convert to fraction form
    4,242.72/6,361.36 = 2,047.08/x
  3. Step 3: Cross multiply
    4,242.72x = 6,361.36 × 2,047.08
  4. Step 4: Simplify right side
    4,242.72x = 13,022,212.83
  5. Step 5: Solve for x
    x = 13,022,212.83/4,242.72
  6. Step 6: Final answer
    x = 3,069.31

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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.