Home / 11,316.26-16,985.19-6,942.26

Finding the Fourth Proportional to 11,316.26, 16,985.19 and 6,942.26

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Solution

The fourth proportional to 11,316.26, 16,985.19 and 6,942.26 is: 10,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.26 : 16,985.19 = 6,942.26 : x
  2. Step 2: Convert to fraction form
    11,316.26/16,985.19 = 6,942.26/x
  3. Step 3: Cross multiply
    11,316.26x = 16,985.19 × 6,942.26
  4. Step 4: Simplify right side
    11,316.26x = 117,915,605.13
  5. Step 5: Solve for x
    x = 117,915,605.13/11,316.26
  6. Step 6: Final answer
    x = 10,420.02

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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.