Home / 2,739.45-4,111.16-1,096.45

Finding the Fourth Proportional to 2,739.45, 4,111.16 and 1,096.45

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Solution

The fourth proportional to 2,739.45, 4,111.16 and 1,096.45 is: 1,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.45 : 4,111.16 = 1,096.45 : x
  2. Step 2: Convert to fraction form
    2,739.45/4,111.16 = 1,096.45/x
  3. Step 3: Cross multiply
    2,739.45x = 4,111.16 × 1,096.45
  4. Step 4: Simplify right side
    2,739.45x = 4,507,681.38
  5. Step 5: Solve for x
    x = 4,507,681.38/2,739.45
  6. Step 6: Final answer
    x = 1,645.47

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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.