Home / 11,748.72-16,211.40-7,032

Finding the Fourth Proportional to 11,748.72, 16,211.40 and 7,032

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Solution

The fourth proportional to 11,748.72, 16,211.40 and 7,032 is: 9,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.72 : 16,211.40 = 7,032 : x
  2. Step 2: Convert to fraction form
    11,748.72/16,211.40 = 7,032/x
  3. Step 3: Cross multiply
    11,748.72x = 16,211.40 × 7,032
  4. Step 4: Simplify right side
    11,748.72x = 113,998,564.80
  5. Step 5: Solve for x
    x = 113,998,564.80/11,748.72
  6. Step 6: Final answer
    x = 9,703.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.