Home / 6,529.05-9,790.32-2,086.14

Finding the Fourth Proportional to 6,529.05, 9,790.32 and 2,086.14

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Solution

The fourth proportional to 6,529.05, 9,790.32 and 2,086.14 is: 3,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.05 : 9,790.32 = 2,086.14 : x
  2. Step 2: Convert to fraction form
    6,529.05/9,790.32 = 2,086.14/x
  3. Step 3: Cross multiply
    6,529.05x = 9,790.32 × 2,086.14
  4. Step 4: Simplify right side
    6,529.05x = 20,423,978.16
  5. Step 5: Solve for x
    x = 20,423,978.16/6,529.05
  6. Step 6: Final answer
    x = 3,128.17

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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.