Home / 6,076.35-9,115.74-2,790.45

Finding the Fourth Proportional to 6,076.35, 9,115.74 and 2,790.45

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Solution

The fourth proportional to 6,076.35, 9,115.74 and 2,790.45 is: 4,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.35 : 9,115.74 = 2,790.45 : x
  2. Step 2: Convert to fraction form
    6,076.35/9,115.74 = 2,790.45/x
  3. Step 3: Cross multiply
    6,076.35x = 9,115.74 × 2,790.45
  4. Step 4: Simplify right side
    6,076.35x = 25,437,016.68
  5. Step 5: Solve for x
    x = 25,437,016.68/6,076.35
  6. Step 6: Final answer
    x = 4,186.23

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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.