Home / 2,235.42-3,084.99-1,674.90

Finding the Fourth Proportional to 2,235.42, 3,084.99 and 1,674.90

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Solution

The fourth proportional to 2,235.42, 3,084.99 and 1,674.90 is: 2,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.42 : 3,084.99 = 1,674.90 : x
  2. Step 2: Convert to fraction form
    2,235.42/3,084.99 = 1,674.90/x
  3. Step 3: Cross multiply
    2,235.42x = 3,084.99 × 1,674.90
  4. Step 4: Simplify right side
    2,235.42x = 5,167,049.75
  5. Step 5: Solve for x
    x = 5,167,049.75/2,235.42
  6. Step 6: Final answer
    x = 2,311.44

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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.