Home / 6,999.32-10,447.77-6,168.96

Finding the Fourth Proportional to 6,999.32, 10,447.77 and 6,168.96

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Solution

The fourth proportional to 6,999.32, 10,447.77 and 6,168.96 is: 9,208.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.32 : 10,447.77 = 6,168.96 : x
  2. Step 2: Convert to fraction form
    6,999.32/10,447.77 = 6,168.96/x
  3. Step 3: Cross multiply
    6,999.32x = 10,447.77 × 6,168.96
  4. Step 4: Simplify right side
    6,999.32x = 64,451,914.40
  5. Step 5: Solve for x
    x = 64,451,914.40/6,999.32
  6. Step 6: Final answer
    x = 9,208.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.