Home / 9,009.86-13,519.64-3,748.50

Finding the Fourth Proportional to 9,009.86, 13,519.64 and 3,748.50

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Solution

The fourth proportional to 9,009.86, 13,519.64 and 3,748.50 is: 5,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.86 : 13,519.64 = 3,748.50 : x
  2. Step 2: Convert to fraction form
    9,009.86/13,519.64 = 3,748.50/x
  3. Step 3: Cross multiply
    9,009.86x = 13,519.64 × 3,748.50
  4. Step 4: Simplify right side
    9,009.86x = 50,678,351.80
  5. Step 5: Solve for x
    x = 50,678,351.80/9,009.86
  6. Step 6: Final answer
    x = 5,624.77

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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.