Home / 6,072.94-9,109.41-1,690.51

Finding the Fourth Proportional to 6,072.94, 9,109.41 and 1,690.51

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Solution

The fourth proportional to 6,072.94, 9,109.41 and 1,690.51 is: 2,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.94 : 9,109.41 = 1,690.51 : x
  2. Step 2: Convert to fraction form
    6,072.94/9,109.41 = 1,690.51/x
  3. Step 3: Cross multiply
    6,072.94x = 9,109.41 × 1,690.51
  4. Step 4: Simplify right side
    6,072.94x = 15,399,530.97
  5. Step 5: Solve for x
    x = 15,399,530.97/6,072.94
  6. Step 6: Final answer
    x = 2,535.76

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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.