Home / 4,636.99-6,401.97-3,220.22

Finding the Fourth Proportional to 4,636.99, 6,401.97 and 3,220.22

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Solution

The fourth proportional to 4,636.99, 6,401.97 and 3,220.22 is: 4,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.99 : 6,401.97 = 3,220.22 : x
  2. Step 2: Convert to fraction form
    4,636.99/6,401.97 = 3,220.22/x
  3. Step 3: Cross multiply
    4,636.99x = 6,401.97 × 3,220.22
  4. Step 4: Simplify right side
    4,636.99x = 20,615,773.80
  5. Step 5: Solve for x
    x = 20,615,773.80/4,636.99
  6. Step 6: Final answer
    x = 4,445.94

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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.