Home / 1,733.21-2,390.27-1,144.34

Finding the Fourth Proportional to 1,733.21, 2,390.27 and 1,144.34

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Solution

The fourth proportional to 1,733.21, 2,390.27 and 1,144.34 is: 1,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.21 : 2,390.27 = 1,144.34 : x
  2. Step 2: Convert to fraction form
    1,733.21/2,390.27 = 1,144.34/x
  3. Step 3: Cross multiply
    1,733.21x = 2,390.27 × 1,144.34
  4. Step 4: Simplify right side
    1,733.21x = 2,735,269.62
  5. Step 5: Solve for x
    x = 2,735,269.62/1,733.21
  6. Step 6: Final answer
    x = 1,578.16

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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.