Home / 11,826.42-17,748.81-4,437.60

Finding the Fourth Proportional to 11,826.42, 17,748.81 and 4,437.60

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Solution

The fourth proportional to 11,826.42, 17,748.81 and 4,437.60 is: 6,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.42 : 17,748.81 = 4,437.60 : x
  2. Step 2: Convert to fraction form
    11,826.42/17,748.81 = 4,437.60/x
  3. Step 3: Cross multiply
    11,826.42x = 17,748.81 × 4,437.60
  4. Step 4: Simplify right side
    11,826.42x = 78,762,119.26
  5. Step 5: Solve for x
    x = 78,762,119.26/11,826.42
  6. Step 6: Final answer
    x = 6,659.84

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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.