Home / 5,222.52-7,833.81-1,326.93

Finding the Fourth Proportional to 5,222.52, 7,833.81 and 1,326.93

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Solution

The fourth proportional to 5,222.52, 7,833.81 and 1,326.93 is: 1,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.52 : 7,833.81 = 1,326.93 : x
  2. Step 2: Convert to fraction form
    5,222.52/7,833.81 = 1,326.93/x
  3. Step 3: Cross multiply
    5,222.52x = 7,833.81 × 1,326.93
  4. Step 4: Simplify right side
    5,222.52x = 10,394,917.50
  5. Step 5: Solve for x
    x = 10,394,917.50/5,222.52
  6. Step 6: Final answer
    x = 1,990.40

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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.