Home / 3,556.15-4,907.44-1,941.06

Finding the Fourth Proportional to 3,556.15, 4,907.44 and 1,941.06

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Solution

The fourth proportional to 3,556.15, 4,907.44 and 1,941.06 is: 2,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.15 : 4,907.44 = 1,941.06 : x
  2. Step 2: Convert to fraction form
    3,556.15/4,907.44 = 1,941.06/x
  3. Step 3: Cross multiply
    3,556.15x = 4,907.44 × 1,941.06
  4. Step 4: Simplify right side
    3,556.15x = 9,525,630.63
  5. Step 5: Solve for x
    x = 9,525,630.63/3,556.15
  6. Step 6: Final answer
    x = 2,678.64

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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.