Home / 11,483.71-17,222.11-4,087.19

Finding the Fourth Proportional to 11,483.71, 17,222.11 and 4,087.19

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Solution

The fourth proportional to 11,483.71, 17,222.11 and 4,087.19 is: 6,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.71 : 17,222.11 = 4,087.19 : x
  2. Step 2: Convert to fraction form
    11,483.71/17,222.11 = 4,087.19/x
  3. Step 3: Cross multiply
    11,483.71x = 17,222.11 × 4,087.19
  4. Step 4: Simplify right side
    11,483.71x = 70,390,035.77
  5. Step 5: Solve for x
    x = 70,390,035.77/11,483.71
  6. Step 6: Final answer
    x = 6,129.56

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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.