Home / 11,816.35-17,707.80-6,553.67

Finding the Fourth Proportional to 11,816.35, 17,707.80 and 6,553.67

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Solution

The fourth proportional to 11,816.35, 17,707.80 and 6,553.67 is: 9,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.35 : 17,707.80 = 6,553.67 : x
  2. Step 2: Convert to fraction form
    11,816.35/17,707.80 = 6,553.67/x
  3. Step 3: Cross multiply
    11,816.35x = 17,707.80 × 6,553.67
  4. Step 4: Simplify right side
    11,816.35x = 116,051,077.63
  5. Step 5: Solve for x
    x = 116,051,077.63/11,816.35
  6. Step 6: Final answer
    x = 9,821.23

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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.