Home / 8,743.23-13,114.94-6,999.32

Finding the Fourth Proportional to 8,743.23, 13,114.94 and 6,999.32

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Solution

The fourth proportional to 8,743.23, 13,114.94 and 6,999.32 is: 10,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.23 : 13,114.94 = 6,999.32 : x
  2. Step 2: Convert to fraction form
    8,743.23/13,114.94 = 6,999.32/x
  3. Step 3: Cross multiply
    8,743.23x = 13,114.94 × 6,999.32
  4. Step 4: Simplify right side
    8,743.23x = 91,795,661.84
  5. Step 5: Solve for x
    x = 91,795,661.84/8,743.23
  6. Step 6: Final answer
    x = 10,499.06

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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.