Home / 10,262.98-15,388.30-4,015.54

Finding the Fourth Proportional to 10,262.98, 15,388.30 and 4,015.54

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Solution

The fourth proportional to 10,262.98, 15,388.30 and 4,015.54 is: 6,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262.98 : 15,388.30 = 4,015.54 : x
  2. Step 2: Convert to fraction form
    10,262.98/15,388.30 = 4,015.54/x
  3. Step 3: Cross multiply
    10,262.98x = 15,388.30 × 4,015.54
  4. Step 4: Simplify right side
    10,262.98x = 61,792,334.18
  5. Step 5: Solve for x
    x = 61,792,334.18/10,262.98
  6. Step 6: Final answer
    x = 6,020.90

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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.