Home / 7,350.06-11,021.89-2,668.51

Finding the Fourth Proportional to 7,350.06, 11,021.89 and 2,668.51

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Solution

The fourth proportional to 7,350.06, 11,021.89 and 2,668.51 is: 4,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.06 : 11,021.89 = 2,668.51 : x
  2. Step 2: Convert to fraction form
    7,350.06/11,021.89 = 2,668.51/x
  3. Step 3: Cross multiply
    7,350.06x = 11,021.89 × 2,668.51
  4. Step 4: Simplify right side
    7,350.06x = 29,411,996.13
  5. Step 5: Solve for x
    x = 29,411,996.13/7,350.06
  6. Step 6: Final answer
    x = 4,001.60

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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.