Home / 7,889.41-11,836.40-2,552.48

Finding the Fourth Proportional to 7,889.41, 11,836.40 and 2,552.48

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Solution

The fourth proportional to 7,889.41, 11,836.40 and 2,552.48 is: 3,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.41 : 11,836.40 = 2,552.48 : x
  2. Step 2: Convert to fraction form
    7,889.41/11,836.40 = 2,552.48/x
  3. Step 3: Cross multiply
    7,889.41x = 11,836.40 × 2,552.48
  4. Step 4: Simplify right side
    7,889.41x = 30,212,174.27
  5. Step 5: Solve for x
    x = 30,212,174.27/7,889.41
  6. Step 6: Final answer
    x = 3,829.46

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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.