Home / 4,682.26-7,021.43-1,907.05

Finding the Fourth Proportional to 4,682.26, 7,021.43 and 1,907.05

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Solution

The fourth proportional to 4,682.26, 7,021.43 and 1,907.05 is: 2,859.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.26 : 7,021.43 = 1,907.05 : x
  2. Step 2: Convert to fraction form
    4,682.26/7,021.43 = 1,907.05/x
  3. Step 3: Cross multiply
    4,682.26x = 7,021.43 × 1,907.05
  4. Step 4: Simplify right side
    4,682.26x = 13,390,205.30
  5. Step 5: Solve for x
    x = 13,390,205.30/4,682.26
  6. Step 6: Final answer
    x = 2,859.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.