Home / 2,793.25-4,188.46-1,038.18

Finding the Fourth Proportional to 2,793.25, 4,188.46 and 1,038.18

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Solution

The fourth proportional to 2,793.25, 4,188.46 and 1,038.18 is: 1,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.25 : 4,188.46 = 1,038.18 : x
  2. Step 2: Convert to fraction form
    2,793.25/4,188.46 = 1,038.18/x
  3. Step 3: Cross multiply
    2,793.25x = 4,188.46 × 1,038.18
  4. Step 4: Simplify right side
    2,793.25x = 4,348,390.46
  5. Step 5: Solve for x
    x = 4,348,390.46/2,793.25
  6. Step 6: Final answer
    x = 1,556.75

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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.