Home / 11,608.97-16,020.54-6,303.87

Finding the Fourth Proportional to 11,608.97, 16,020.54 and 6,303.87

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Solution

The fourth proportional to 11,608.97, 16,020.54 and 6,303.87 is: 8,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.97 : 16,020.54 = 6,303.87 : x
  2. Step 2: Convert to fraction form
    11,608.97/16,020.54 = 6,303.87/x
  3. Step 3: Cross multiply
    11,608.97x = 16,020.54 × 6,303.87
  4. Step 4: Simplify right side
    11,608.97x = 100,991,401.49
  5. Step 5: Solve for x
    x = 100,991,401.49/11,608.97
  6. Step 6: Final answer
    x = 8,699.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.