Home / 2,220.24-3,066.93-1,723.44

Finding the Fourth Proportional to 2,220.24, 3,066.93 and 1,723.44

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Solution

The fourth proportional to 2,220.24, 3,066.93 and 1,723.44 is: 2,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.24 : 3,066.93 = 1,723.44 : x
  2. Step 2: Convert to fraction form
    2,220.24/3,066.93 = 1,723.44/x
  3. Step 3: Cross multiply
    2,220.24x = 3,066.93 × 1,723.44
  4. Step 4: Simplify right side
    2,220.24x = 5,285,669.84
  5. Step 5: Solve for x
    x = 5,285,669.84/2,220.24
  6. Step 6: Final answer
    x = 2,380.67

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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.