Home / 7,194.02-10,790.66-1,999.94

Finding the Fourth Proportional to 7,194.02, 10,790.66 and 1,999.94

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Solution

The fourth proportional to 7,194.02, 10,790.66 and 1,999.94 is: 2,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.02 : 10,790.66 = 1,999.94 : x
  2. Step 2: Convert to fraction form
    7,194.02/10,790.66 = 1,999.94/x
  3. Step 3: Cross multiply
    7,194.02x = 10,790.66 × 1,999.94
  4. Step 4: Simplify right side
    7,194.02x = 21,580,623.61
  5. Step 5: Solve for x
    x = 21,580,623.61/7,194.02
  6. Step 6: Final answer
    x = 2,999.80

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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.