Home / 6,665.45-10,004.32-3,380.84

Finding the Fourth Proportional to 6,665.45, 10,004.32 and 3,380.84

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Solution

The fourth proportional to 6,665.45, 10,004.32 and 3,380.84 is: 5,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.45 : 10,004.32 = 3,380.84 : x
  2. Step 2: Convert to fraction form
    6,665.45/10,004.32 = 3,380.84/x
  3. Step 3: Cross multiply
    6,665.45x = 10,004.32 × 3,380.84
  4. Step 4: Simplify right side
    6,665.45x = 33,822,988.32
  5. Step 5: Solve for x
    x = 33,822,988.32/6,665.45
  6. Step 6: Final answer
    x = 5,074.38

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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.