Home / 10,647.03-15,968.85-4,071.75

Finding the Fourth Proportional to 10,647.03, 15,968.85 and 4,071.75

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Solution

The fourth proportional to 10,647.03, 15,968.85 and 4,071.75 is: 6,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.03 : 15,968.85 = 4,071.75 : x
  2. Step 2: Convert to fraction form
    10,647.03/15,968.85 = 4,071.75/x
  3. Step 3: Cross multiply
    10,647.03x = 15,968.85 × 4,071.75
  4. Step 4: Simplify right side
    10,647.03x = 65,021,164.99
  5. Step 5: Solve for x
    x = 65,021,164.99/10,647.03
  6. Step 6: Final answer
    x = 6,106.98

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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.