Home / 6,999.21-10,492.34-2,613.33

Finding the Fourth Proportional to 6,999.21, 10,492.34 and 2,613.33

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Solution

The fourth proportional to 6,999.21, 10,492.34 and 2,613.33 is: 3,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.21 : 10,492.34 = 2,613.33 : x
  2. Step 2: Convert to fraction form
    6,999.21/10,492.34 = 2,613.33/x
  3. Step 3: Cross multiply
    6,999.21x = 10,492.34 × 2,613.33
  4. Step 4: Simplify right side
    6,999.21x = 27,419,933.83
  5. Step 5: Solve for x
    x = 27,419,933.83/6,999.21
  6. Step 6: Final answer
    x = 3,917.58

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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.