Home / 2,735.51-3,775.32-1,556.77

Finding the Fourth Proportional to 2,735.51, 3,775.32 and 1,556.77

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Solution

The fourth proportional to 2,735.51, 3,775.32 and 1,556.77 is: 2,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.51 : 3,775.32 = 1,556.77 : x
  2. Step 2: Convert to fraction form
    2,735.51/3,775.32 = 1,556.77/x
  3. Step 3: Cross multiply
    2,735.51x = 3,775.32 × 1,556.77
  4. Step 4: Simplify right side
    2,735.51x = 5,877,286.04
  5. Step 5: Solve for x
    x = 5,877,286.04/2,735.51
  6. Step 6: Final answer
    x = 2,148.52

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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.