Home / 6,666.32-9,199.36-3,682.44

Finding the Fourth Proportional to 6,666.32, 9,199.36 and 3,682.44

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Solution

The fourth proportional to 6,666.32, 9,199.36 and 3,682.44 is: 5,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.32 : 9,199.36 = 3,682.44 : x
  2. Step 2: Convert to fraction form
    6,666.32/9,199.36 = 3,682.44/x
  3. Step 3: Cross multiply
    6,666.32x = 9,199.36 × 3,682.44
  4. Step 4: Simplify right side
    6,666.32x = 33,876,091.24
  5. Step 5: Solve for x
    x = 33,876,091.24/6,666.32
  6. Step 6: Final answer
    x = 5,081.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.