Home / 3,292.96-4,543.44-2,188.96

Finding the Fourth Proportional to 3,292.96, 4,543.44 and 2,188.96

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Solution

The fourth proportional to 3,292.96, 4,543.44 and 2,188.96 is: 3,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.96 : 4,543.44 = 2,188.96 : x
  2. Step 2: Convert to fraction form
    3,292.96/4,543.44 = 2,188.96/x
  3. Step 3: Cross multiply
    3,292.96x = 4,543.44 × 2,188.96
  4. Step 4: Simplify right side
    3,292.96x = 9,945,408.42
  5. Step 5: Solve for x
    x = 9,945,408.42/3,292.96
  6. Step 6: Final answer
    x = 3,020.20

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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.