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Finding the Fourth Proportional to 5,087.88, 7,623.72 and 4,424.22

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Solution

The fourth proportional to 5,087.88, 7,623.72 and 4,424.22 is: 6,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.88 : 7,623.72 = 4,424.22 : x
  2. Step 2: Convert to fraction form
    5,087.88/7,623.72 = 4,424.22/x
  3. Step 3: Cross multiply
    5,087.88x = 7,623.72 × 4,424.22
  4. Step 4: Simplify right side
    5,087.88x = 33,729,014.50
  5. Step 5: Solve for x
    x = 33,729,014.50/5,087.88
  6. Step 6: Final answer
    x = 6,629.29

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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.