Home / 3,897.41-5,847.62-1,706.45

Finding the Fourth Proportional to 3,897.41, 5,847.62 and 1,706.45

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Solution

The fourth proportional to 3,897.41, 5,847.62 and 1,706.45 is: 2,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.41 : 5,847.62 = 1,706.45 : x
  2. Step 2: Convert to fraction form
    3,897.41/5,847.62 = 1,706.45/x
  3. Step 3: Cross multiply
    3,897.41x = 5,847.62 × 1,706.45
  4. Step 4: Simplify right side
    3,897.41x = 9,978,633.38
  5. Step 5: Solve for x
    x = 9,978,633.38/3,897.41
  6. Step 6: Final answer
    x = 2,560.33

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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.