Home / 7,724.26-11,571.46-5,083.81

Finding the Fourth Proportional to 7,724.26, 11,571.46 and 5,083.81

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Solution

The fourth proportional to 7,724.26, 11,571.46 and 5,083.81 is: 7,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.26 : 11,571.46 = 5,083.81 : x
  2. Step 2: Convert to fraction form
    7,724.26/11,571.46 = 5,083.81/x
  3. Step 3: Cross multiply
    7,724.26x = 11,571.46 × 5,083.81
  4. Step 4: Simplify right side
    7,724.26x = 58,827,127.51
  5. Step 5: Solve for x
    x = 58,827,127.51/7,724.26
  6. Step 6: Final answer
    x = 7,615.89

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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.