Home / 3,849.22-5,316.33-2,852.74

Finding the Fourth Proportional to 3,849.22, 5,316.33 and 2,852.74

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Solution

The fourth proportional to 3,849.22, 5,316.33 and 2,852.74 is: 3,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.22 : 5,316.33 = 2,852.74 : x
  2. Step 2: Convert to fraction form
    3,849.22/5,316.33 = 2,852.74/x
  3. Step 3: Cross multiply
    3,849.22x = 5,316.33 × 2,852.74
  4. Step 4: Simplify right side
    3,849.22x = 15,166,107.24
  5. Step 5: Solve for x
    x = 15,166,107.24/3,849.22
  6. Step 6: Final answer
    x = 3,940.05

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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.