Home / 4,351.72-6,003.86-2,838.60

Finding the Fourth Proportional to 4,351.72, 6,003.86 and 2,838.60

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Solution

The fourth proportional to 4,351.72, 6,003.86 and 2,838.60 is: 3,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.72 : 6,003.86 = 2,838.60 : x
  2. Step 2: Convert to fraction form
    4,351.72/6,003.86 = 2,838.60/x
  3. Step 3: Cross multiply
    4,351.72x = 6,003.86 × 2,838.60
  4. Step 4: Simplify right side
    4,351.72x = 17,042,557.00
  5. Step 5: Solve for x
    x = 17,042,557.00/4,351.72
  6. Step 6: Final answer
    x = 3,916.28

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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.