Home / 3,621.09-4,998.20-2,359.92

Finding the Fourth Proportional to 3,621.09, 4,998.20 and 2,359.92

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Solution

The fourth proportional to 3,621.09, 4,998.20 and 2,359.92 is: 3,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.09 : 4,998.20 = 2,359.92 : x
  2. Step 2: Convert to fraction form
    3,621.09/4,998.20 = 2,359.92/x
  3. Step 3: Cross multiply
    3,621.09x = 4,998.20 × 2,359.92
  4. Step 4: Simplify right side
    3,621.09x = 11,795,352.14
  5. Step 5: Solve for x
    x = 11,795,352.14/3,621.09
  6. Step 6: Final answer
    x = 3,257.40

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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.