Home / 5,755.43-8,633.55-1,860.14

Finding the Fourth Proportional to 5,755.43, 8,633.55 and 1,860.14

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Solution

The fourth proportional to 5,755.43, 8,633.55 and 1,860.14 is: 2,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.43 : 8,633.55 = 1,860.14 : x
  2. Step 2: Convert to fraction form
    5,755.43/8,633.55 = 1,860.14/x
  3. Step 3: Cross multiply
    5,755.43x = 8,633.55 × 1,860.14
  4. Step 4: Simplify right side
    5,755.43x = 16,059,611.70
  5. Step 5: Solve for x
    x = 16,059,611.70/5,755.43
  6. Step 6: Final answer
    x = 2,790.34

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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.