Home / 1,852.38-2,556.19-1,012.93

Finding the Fourth Proportional to 1,852.38, 2,556.19 and 1,012.93

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Solution

The fourth proportional to 1,852.38, 2,556.19 and 1,012.93 is: 1,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.38 : 2,556.19 = 1,012.93 : x
  2. Step 2: Convert to fraction form
    1,852.38/2,556.19 = 1,012.93/x
  3. Step 3: Cross multiply
    1,852.38x = 2,556.19 × 1,012.93
  4. Step 4: Simplify right side
    1,852.38x = 2,589,241.54
  5. Step 5: Solve for x
    x = 2,589,241.54/1,852.38
  6. Step 6: Final answer
    x = 1,397.79

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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.