Home / 9,968.54-14,954.70-4,125.20

Finding the Fourth Proportional to 9,968.54, 14,954.70 and 4,125.20

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Solution

The fourth proportional to 9,968.54, 14,954.70 and 4,125.20 is: 6,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.54 : 14,954.70 = 4,125.20 : x
  2. Step 2: Convert to fraction form
    9,968.54/14,954.70 = 4,125.20/x
  3. Step 3: Cross multiply
    9,968.54x = 14,954.70 × 4,125.20
  4. Step 4: Simplify right side
    9,968.54x = 61,691,128.44
  5. Step 5: Solve for x
    x = 61,691,128.44/9,968.54
  6. Step 6: Final answer
    x = 6,188.58

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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.