Home / 2,029.26-2,800.33-1,145.08

Finding the Fourth Proportional to 2,029.26, 2,800.33 and 1,145.08

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Solution

The fourth proportional to 2,029.26, 2,800.33 and 1,145.08 is: 1,580.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.26 : 2,800.33 = 1,145.08 : x
  2. Step 2: Convert to fraction form
    2,029.26/2,800.33 = 1,145.08/x
  3. Step 3: Cross multiply
    2,029.26x = 2,800.33 × 1,145.08
  4. Step 4: Simplify right side
    2,029.26x = 3,206,601.88
  5. Step 5: Solve for x
    x = 3,206,601.88/2,029.26
  6. Step 6: Final answer
    x = 1,580.18

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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.