Home / 11,473.56-17,212.91-4,077.99

Finding the Fourth Proportional to 11,473.56, 17,212.91 and 4,077.99

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Solution

The fourth proportional to 11,473.56, 17,212.91 and 4,077.99 is: 6,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.56 : 17,212.91 = 4,077.99 : x
  2. Step 2: Convert to fraction form
    11,473.56/17,212.91 = 4,077.99/x
  3. Step 3: Cross multiply
    11,473.56x = 17,212.91 × 4,077.99
  4. Step 4: Simplify right side
    11,473.56x = 70,194,054.46
  5. Step 5: Solve for x
    x = 70,194,054.46/11,473.56
  6. Step 6: Final answer
    x = 6,117.90

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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.