Home / 11,749.51-17,615.76-4,250.53

Finding the Fourth Proportional to 11,749.51, 17,615.76 and 4,250.53

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Solution

The fourth proportional to 11,749.51, 17,615.76 and 4,250.53 is: 6,372.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.51 : 17,615.76 = 4,250.53 : x
  2. Step 2: Convert to fraction form
    11,749.51/17,615.76 = 4,250.53/x
  3. Step 3: Cross multiply
    11,749.51x = 17,615.76 × 4,250.53
  4. Step 4: Simplify right side
    11,749.51x = 74,876,316.35
  5. Step 5: Solve for x
    x = 74,876,316.35/11,749.51
  6. Step 6: Final answer
    x = 6,372.72

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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.