Home / 11,610.73-17,417.58-4,218.67

Finding the Fourth Proportional to 11,610.73, 17,417.58 and 4,218.67

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Solution

The fourth proportional to 11,610.73, 17,417.58 and 4,218.67 is: 6,328.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.73 : 17,417.58 = 4,218.67 : x
  2. Step 2: Convert to fraction form
    11,610.73/17,417.58 = 4,218.67/x
  3. Step 3: Cross multiply
    11,610.73x = 17,417.58 × 4,218.67
  4. Step 4: Simplify right side
    11,610.73x = 73,479,022.22
  5. Step 5: Solve for x
    x = 73,479,022.22/11,610.73
  6. Step 6: Final answer
    x = 6,328.54

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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.