Home / 7,194.21-10,790.44-1,929.62

Finding the Fourth Proportional to 7,194.21, 10,790.44 and 1,929.62

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Solution

The fourth proportional to 7,194.21, 10,790.44 and 1,929.62 is: 2,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.21 : 10,790.44 = 1,929.62 : x
  2. Step 2: Convert to fraction form
    7,194.21/10,790.44 = 1,929.62/x
  3. Step 3: Cross multiply
    7,194.21x = 10,790.44 × 1,929.62
  4. Step 4: Simplify right side
    7,194.21x = 20,821,448.83
  5. Step 5: Solve for x
    x = 20,821,448.83/7,194.21
  6. Step 6: Final answer
    x = 2,894.20

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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.