Home / 1,852.54-2,556.57-1,153.78

Finding the Fourth Proportional to 1,852.54, 2,556.57 and 1,153.78

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Solution

The fourth proportional to 1,852.54, 2,556.57 and 1,153.78 is: 1,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.54 : 2,556.57 = 1,153.78 : x
  2. Step 2: Convert to fraction form
    1,852.54/2,556.57 = 1,153.78/x
  3. Step 3: Cross multiply
    1,852.54x = 2,556.57 × 1,153.78
  4. Step 4: Simplify right side
    1,852.54x = 2,949,719.33
  5. Step 5: Solve for x
    x = 2,949,719.33/1,852.54
  6. Step 6: Final answer
    x = 1,592.26

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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.