Home / 6,790.37-10,185.55-1,860.03

Finding the Fourth Proportional to 6,790.37, 10,185.55 and 1,860.03

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Solution

The fourth proportional to 6,790.37, 10,185.55 and 1,860.03 is: 2,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.37 : 10,185.55 = 1,860.03 : x
  2. Step 2: Convert to fraction form
    6,790.37/10,185.55 = 1,860.03/x
  3. Step 3: Cross multiply
    6,790.37x = 10,185.55 × 1,860.03
  4. Step 4: Simplify right side
    6,790.37x = 18,945,423.92
  5. Step 5: Solve for x
    x = 18,945,423.92/6,790.37
  6. Step 6: Final answer
    x = 2,790.05

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Similar ratio
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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.