Home / 2,684.02-4,021.58-1,900.14

Finding the Fourth Proportional to 2,684.02, 4,021.58 and 1,900.14

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Solution

The fourth proportional to 2,684.02, 4,021.58 and 1,900.14 is: 2,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.02 : 4,021.58 = 1,900.14 : x
  2. Step 2: Convert to fraction form
    2,684.02/4,021.58 = 1,900.14/x
  3. Step 3: Cross multiply
    2,684.02x = 4,021.58 × 1,900.14
  4. Step 4: Simplify right side
    2,684.02x = 7,641,565.02
  5. Step 5: Solve for x
    x = 7,641,565.02/2,684.02
  6. Step 6: Final answer
    x = 2,847.06

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1.5x scale

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.