Home / 5,401.41-8,090.36-2,622.23

Finding the Fourth Proportional to 5,401.41, 8,090.36 and 2,622.23

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Solution

The fourth proportional to 5,401.41, 8,090.36 and 2,622.23 is: 3,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.41 : 8,090.36 = 2,622.23 : x
  2. Step 2: Convert to fraction form
    5,401.41/8,090.36 = 2,622.23/x
  3. Step 3: Cross multiply
    5,401.41x = 8,090.36 × 2,622.23
  4. Step 4: Simplify right side
    5,401.41x = 21,214,784.70
  5. Step 5: Solve for x
    x = 21,214,784.70/5,401.41
  6. Step 6: Final answer
    x = 3,927.64

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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.