Home / 4,065.09-6,097.92-1,986.82

Finding the Fourth Proportional to 4,065.09, 6,097.92 and 1,986.82

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Solution

The fourth proportional to 4,065.09, 6,097.92 and 1,986.82 is: 2,980.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.09 : 6,097.92 = 1,986.82 : x
  2. Step 2: Convert to fraction form
    4,065.09/6,097.92 = 1,986.82/x
  3. Step 3: Cross multiply
    4,065.09x = 6,097.92 × 1,986.82
  4. Step 4: Simplify right side
    4,065.09x = 12,115,469.41
  5. Step 5: Solve for x
    x = 12,115,469.41/4,065.09
  6. Step 6: Final answer
    x = 2,980.37

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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.