Home / 3,481.83-4,803.03-2,153.25

Finding the Fourth Proportional to 3,481.83, 4,803.03 and 2,153.25

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Solution

The fourth proportional to 3,481.83, 4,803.03 and 2,153.25 is: 2,970.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.83 : 4,803.03 = 2,153.25 : x
  2. Step 2: Convert to fraction form
    3,481.83/4,803.03 = 2,153.25/x
  3. Step 3: Cross multiply
    3,481.83x = 4,803.03 × 2,153.25
  4. Step 4: Simplify right side
    3,481.83x = 10,342,124.35
  5. Step 5: Solve for x
    x = 10,342,124.35/3,481.83
  6. Step 6: Final answer
    x = 2,970.31

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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.