Home / 2,298.45-3,450.11-2,181.81

Finding the Fourth Proportional to 2,298.45, 3,450.11 and 2,181.81

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Solution

The fourth proportional to 2,298.45, 3,450.11 and 2,181.81 is: 3,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.45 : 3,450.11 = 2,181.81 : x
  2. Step 2: Convert to fraction form
    2,298.45/3,450.11 = 2,181.81/x
  3. Step 3: Cross multiply
    2,298.45x = 3,450.11 × 2,181.81
  4. Step 4: Simplify right side
    2,298.45x = 7,527,473.59
  5. Step 5: Solve for x
    x = 7,527,473.59/2,298.45
  6. Step 6: Final answer
    x = 3,275.02

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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.