Home / 3,226.23-4,449.92-2,386.98

Finding the Fourth Proportional to 3,226.23, 4,449.92 and 2,386.98

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Solution

The fourth proportional to 3,226.23, 4,449.92 and 2,386.98 is: 3,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.23 : 4,449.92 = 2,386.98 : x
  2. Step 2: Convert to fraction form
    3,226.23/4,449.92 = 2,386.98/x
  3. Step 3: Cross multiply
    3,226.23x = 4,449.92 × 2,386.98
  4. Step 4: Simplify right side
    3,226.23x = 10,621,858.11
  5. Step 5: Solve for x
    x = 10,621,858.11/3,226.23
  6. Step 6: Final answer
    x = 3,292.34

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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.