Home / 2,289.83-3,426.53-1,982.73

Finding the Fourth Proportional to 2,289.83, 3,426.53 and 1,982.73

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Solution

The fourth proportional to 2,289.83, 3,426.53 and 1,982.73 is: 2,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.83 : 3,426.53 = 1,982.73 : x
  2. Step 2: Convert to fraction form
    2,289.83/3,426.53 = 1,982.73/x
  3. Step 3: Cross multiply
    2,289.83x = 3,426.53 × 1,982.73
  4. Step 4: Simplify right side
    2,289.83x = 6,793,873.91
  5. Step 5: Solve for x
    x = 6,793,873.91/2,289.83
  6. Step 6: Final answer
    x = 2,966.98

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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.