Home / 4,285.22-5,914.58-2,790.52

Finding the Fourth Proportional to 4,285.22, 5,914.58 and 2,790.52

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Solution

The fourth proportional to 4,285.22, 5,914.58 and 2,790.52 is: 3,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.22 : 5,914.58 = 2,790.52 : x
  2. Step 2: Convert to fraction form
    4,285.22/5,914.58 = 2,790.52/x
  3. Step 3: Cross multiply
    4,285.22x = 5,914.58 × 2,790.52
  4. Step 4: Simplify right side
    4,285.22x = 16,504,753.78
  5. Step 5: Solve for x
    x = 16,504,753.78/4,285.22
  6. Step 6: Final answer
    x = 3,851.55

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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.