Home / 2,749.42-4,118.96-1,361.13

Finding the Fourth Proportional to 2,749.42, 4,118.96 and 1,361.13

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Solution

The fourth proportional to 2,749.42, 4,118.96 and 1,361.13 is: 2,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.42 : 4,118.96 = 1,361.13 : x
  2. Step 2: Convert to fraction form
    2,749.42/4,118.96 = 1,361.13/x
  3. Step 3: Cross multiply
    2,749.42x = 4,118.96 × 1,361.13
  4. Step 4: Simplify right side
    2,749.42x = 5,606,433.22
  5. Step 5: Solve for x
    x = 5,606,433.22/2,749.42
  6. Step 6: Final answer
    x = 2,039.14

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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.