Home / 1,833.62-2,739.29-1,170.23

Finding the Fourth Proportional to 1,833.62, 2,739.29 and 1,170.23

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Solution

The fourth proportional to 1,833.62, 2,739.29 and 1,170.23 is: 1,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.62 : 2,739.29 = 1,170.23 : x
  2. Step 2: Convert to fraction form
    1,833.62/2,739.29 = 1,170.23/x
  3. Step 3: Cross multiply
    1,833.62x = 2,739.29 × 1,170.23
  4. Step 4: Simplify right side
    1,833.62x = 3,205,579.79
  5. Step 5: Solve for x
    x = 3,205,579.79/1,833.62
  6. Step 6: Final answer
    x = 1,748.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.