Home / 3,927.26-5,886.74-1,975.36

Finding the Fourth Proportional to 3,927.26, 5,886.74 and 1,975.36

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Solution

The fourth proportional to 3,927.26, 5,886.74 and 1,975.36 is: 2,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.26 : 5,886.74 = 1,975.36 : x
  2. Step 2: Convert to fraction form
    3,927.26/5,886.74 = 1,975.36/x
  3. Step 3: Cross multiply
    3,927.26x = 5,886.74 × 1,975.36
  4. Step 4: Simplify right side
    3,927.26x = 11,628,430.73
  5. Step 5: Solve for x
    x = 11,628,430.73/3,927.26
  6. Step 6: Final answer
    x = 2,960.95

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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.