Home / 7,976.00-11,963.09-2,133.07

Finding the Fourth Proportional to 7,976.00, 11,963.09 and 2,133.07

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Solution

The fourth proportional to 7,976.00, 11,963.09 and 2,133.07 is: 3,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.00 : 11,963.09 = 2,133.07 : x
  2. Step 2: Convert to fraction form
    7,976.00/11,963.09 = 2,133.07/x
  3. Step 3: Cross multiply
    7,976.00x = 11,963.09 × 2,133.07
  4. Step 4: Simplify right side
    7,976.00x = 25,518,083.81
  5. Step 5: Solve for x
    x = 25,518,083.81/7,976.00
  6. Step 6: Final answer
    x = 3,199.36

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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.