Home / 11,809.48-17,715.42-4,018.84

Finding the Fourth Proportional to 11,809.48, 17,715.42 and 4,018.84

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Solution

The fourth proportional to 11,809.48, 17,715.42 and 4,018.84 is: 6,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.48 : 17,715.42 = 4,018.84 : x
  2. Step 2: Convert to fraction form
    11,809.48/17,715.42 = 4,018.84/x
  3. Step 3: Cross multiply
    11,809.48x = 17,715.42 × 4,018.84
  4. Step 4: Simplify right side
    11,809.48x = 71,195,438.51
  5. Step 5: Solve for x
    x = 71,195,438.51/11,809.48
  6. Step 6: Final answer
    x = 6,028.67

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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.