Home / 11,748.98-17,618.00-4,353.28

Finding the Fourth Proportional to 11,748.98, 17,618.00 and 4,353.28

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Solution

The fourth proportional to 11,748.98, 17,618.00 and 4,353.28 is: 6,527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.98 : 17,618.00 = 4,353.28 : x
  2. Step 2: Convert to fraction form
    11,748.98/17,618.00 = 4,353.28/x
  3. Step 3: Cross multiply
    11,748.98x = 17,618.00 × 4,353.28
  4. Step 4: Simplify right side
    11,748.98x = 76,696,021.23
  5. Step 5: Solve for x
    x = 76,696,021.23/11,748.98
  6. Step 6: Final answer
    x = 6,527.89

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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.