Home / 7,003.14-10,507.90-2,620.94

Finding the Fourth Proportional to 7,003.14, 10,507.90 and 2,620.94

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Solution

The fourth proportional to 7,003.14, 10,507.90 and 2,620.94 is: 3,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.14 : 10,507.90 = 2,620.94 : x
  2. Step 2: Convert to fraction form
    7,003.14/10,507.90 = 2,620.94/x
  3. Step 3: Cross multiply
    7,003.14x = 10,507.90 × 2,620.94
  4. Step 4: Simplify right side
    7,003.14x = 27,540,581.98
  5. Step 5: Solve for x
    x = 27,540,581.98/7,003.14
  6. Step 6: Final answer
    x = 3,932.60

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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.