Home / 11,856.38-17,784.63-4,065.26

Finding the Fourth Proportional to 11,856.38, 17,784.63 and 4,065.26

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Solution

The fourth proportional to 11,856.38, 17,784.63 and 4,065.26 is: 6,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.38 : 17,784.63 = 4,065.26 : x
  2. Step 2: Convert to fraction form
    11,856.38/17,784.63 = 4,065.26/x
  3. Step 3: Cross multiply
    11,856.38x = 17,784.63 × 4,065.26
  4. Step 4: Simplify right side
    11,856.38x = 72,299,056.03
  5. Step 5: Solve for x
    x = 72,299,056.03/11,856.38
  6. Step 6: Final answer
    x = 6,097.91

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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.