Home / 2,412.22-3,625.74-2,091.46

Finding the Fourth Proportional to 2,412.22, 3,625.74 and 2,091.46

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Solution

The fourth proportional to 2,412.22, 3,625.74 and 2,091.46 is: 3,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.22 : 3,625.74 = 2,091.46 : x
  2. Step 2: Convert to fraction form
    2,412.22/3,625.74 = 2,091.46/x
  3. Step 3: Cross multiply
    2,412.22x = 3,625.74 × 2,091.46
  4. Step 4: Simplify right side
    2,412.22x = 7,583,090.18
  5. Step 5: Solve for x
    x = 7,583,090.18/2,412.22
  6. Step 6: Final answer
    x = 3,143.61

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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.