Home / 7,055.97-10,584.02-1,861.84

Finding the Fourth Proportional to 7,055.97, 10,584.02 and 1,861.84

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Solution

The fourth proportional to 7,055.97, 10,584.02 and 1,861.84 is: 2,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.97 : 10,584.02 = 1,861.84 : x
  2. Step 2: Convert to fraction form
    7,055.97/10,584.02 = 1,861.84/x
  3. Step 3: Cross multiply
    7,055.97x = 10,584.02 × 1,861.84
  4. Step 4: Simplify right side
    7,055.97x = 19,705,751.80
  5. Step 5: Solve for x
    x = 19,705,751.80/7,055.97
  6. Step 6: Final answer
    x = 2,792.78

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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.