Home / 3,907.23-5,860.45-2,151.66

Finding the Fourth Proportional to 3,907.23, 5,860.45 and 2,151.66

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Solution

The fourth proportional to 3,907.23, 5,860.45 and 2,151.66 is: 3,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.23 : 5,860.45 = 2,151.66 : x
  2. Step 2: Convert to fraction form
    3,907.23/5,860.45 = 2,151.66/x
  3. Step 3: Cross multiply
    3,907.23x = 5,860.45 × 2,151.66
  4. Step 4: Simplify right side
    3,907.23x = 12,609,695.85
  5. Step 5: Solve for x
    x = 12,609,695.85/3,907.23
  6. Step 6: Final answer
    x = 3,227.27

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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.