Home / 2,223.44-3,329.46-2,157.74

Finding the Fourth Proportional to 2,223.44, 3,329.46 and 2,157.74

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Solution

The fourth proportional to 2,223.44, 3,329.46 and 2,157.74 is: 3,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.44 : 3,329.46 = 2,157.74 : x
  2. Step 2: Convert to fraction form
    2,223.44/3,329.46 = 2,157.74/x
  3. Step 3: Cross multiply
    2,223.44x = 3,329.46 × 2,157.74
  4. Step 4: Simplify right side
    2,223.44x = 7,184,109.02
  5. Step 5: Solve for x
    x = 7,184,109.02/2,223.44
  6. Step 6: Final answer
    x = 3,231.08

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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.