Home / 7,059.15-10,586.70-2,127.60

Finding the Fourth Proportional to 7,059.15, 10,586.70 and 2,127.60

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Solution

The fourth proportional to 7,059.15, 10,586.70 and 2,127.60 is: 3,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.15 : 10,586.70 = 2,127.60 : x
  2. Step 2: Convert to fraction form
    7,059.15/10,586.70 = 2,127.60/x
  3. Step 3: Cross multiply
    7,059.15x = 10,586.70 × 2,127.60
  4. Step 4: Simplify right side
    7,059.15x = 22,524,262.92
  5. Step 5: Solve for x
    x = 22,524,262.92/7,059.15
  6. Step 6: Final answer
    x = 3,190.79

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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.