Home / 1,850.22-2,553.33-1,053.45

Finding the Fourth Proportional to 1,850.22, 2,553.33 and 1,053.45

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Solution

The fourth proportional to 1,850.22, 2,553.33 and 1,053.45 is: 1,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.22 : 2,553.33 = 1,053.45 : x
  2. Step 2: Convert to fraction form
    1,850.22/2,553.33 = 1,053.45/x
  3. Step 3: Cross multiply
    1,850.22x = 2,553.33 × 1,053.45
  4. Step 4: Simplify right side
    1,850.22x = 2,689,805.49
  5. Step 5: Solve for x
    x = 2,689,805.49/1,850.22
  6. Step 6: Final answer
    x = 1,453.78

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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.