Home / 11,800.40-16,285.82-6,763.01

Finding the Fourth Proportional to 11,800.40, 16,285.82 and 6,763.01

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Solution

The fourth proportional to 11,800.40, 16,285.82 and 6,763.01 is: 9,333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.40 : 16,285.82 = 6,763.01 : x
  2. Step 2: Convert to fraction form
    11,800.40/16,285.82 = 6,763.01/x
  3. Step 3: Cross multiply
    11,800.40x = 16,285.82 × 6,763.01
  4. Step 4: Simplify right side
    11,800.40x = 110,141,048.27
  5. Step 5: Solve for x
    x = 110,141,048.27/11,800.40
  6. Step 6: Final answer
    x = 9,333.67

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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.