Home / 1,836.42-2,534.27-1,090.75

Finding the Fourth Proportional to 1,836.42, 2,534.27 and 1,090.75

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Solution

The fourth proportional to 1,836.42, 2,534.27 and 1,090.75 is: 1,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.42 : 2,534.27 = 1,090.75 : x
  2. Step 2: Convert to fraction form
    1,836.42/2,534.27 = 1,090.75/x
  3. Step 3: Cross multiply
    1,836.42x = 2,534.27 × 1,090.75
  4. Step 4: Simplify right side
    1,836.42x = 2,764,249.55
  5. Step 5: Solve for x
    x = 2,764,249.55/1,836.42
  6. Step 6: Final answer
    x = 1,505.24

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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.