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Finding the Fourth Proportional to 3,556.68, 4,907.03 and 2,064.06

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Solution

The fourth proportional to 3,556.68, 4,907.03 and 2,064.06 is: 2,847.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.68 : 4,907.03 = 2,064.06 : x
  2. Step 2: Convert to fraction form
    3,556.68/4,907.03 = 2,064.06/x
  3. Step 3: Cross multiply
    3,556.68x = 4,907.03 × 2,064.06
  4. Step 4: Simplify right side
    3,556.68x = 10,128,394.02
  5. Step 5: Solve for x
    x = 10,128,394.02/3,556.68
  6. Step 6: Final answer
    x = 2,847.71

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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.