Home / 7,601.11-11,390.73-3,212.53

Finding the Fourth Proportional to 7,601.11, 11,390.73 and 3,212.53

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Solution

The fourth proportional to 7,601.11, 11,390.73 and 3,212.53 is: 4,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.11 : 11,390.73 = 3,212.53 : x
  2. Step 2: Convert to fraction form
    7,601.11/11,390.73 = 3,212.53/x
  3. Step 3: Cross multiply
    7,601.11x = 11,390.73 × 3,212.53
  4. Step 4: Simplify right side
    7,601.11x = 36,593,021.32
  5. Step 5: Solve for x
    x = 36,593,021.32/7,601.11
  6. Step 6: Final answer
    x = 4,814.17

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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.