Home / 2,740.23-4,109.99-1,096.79

Finding the Fourth Proportional to 2,740.23, 4,109.99 and 1,096.79

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Solution

The fourth proportional to 2,740.23, 4,109.99 and 1,096.79 is: 1,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.23 : 4,109.99 = 1,096.79 : x
  2. Step 2: Convert to fraction form
    2,740.23/4,109.99 = 1,096.79/x
  3. Step 3: Cross multiply
    2,740.23x = 4,109.99 × 1,096.79
  4. Step 4: Simplify right side
    2,740.23x = 4,507,799.19
  5. Step 5: Solve for x
    x = 4,507,799.19/2,740.23
  6. Step 6: Final answer
    x = 1,645.04

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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.