Home / 1,734.68-2,391.32-1,144.19

Finding the Fourth Proportional to 1,734.68, 2,391.32 and 1,144.19

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Solution

The fourth proportional to 1,734.68, 2,391.32 and 1,144.19 is: 1,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.68 : 2,391.32 = 1,144.19 : x
  2. Step 2: Convert to fraction form
    1,734.68/2,391.32 = 1,144.19/x
  3. Step 3: Cross multiply
    1,734.68x = 2,391.32 × 1,144.19
  4. Step 4: Simplify right side
    1,734.68x = 2,736,133.27
  5. Step 5: Solve for x
    x = 2,736,133.27/1,734.68
  6. Step 6: Final answer
    x = 1,577.31

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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.