Home / 7,932.51-11,897.60-2,089.11

Finding the Fourth Proportional to 7,932.51, 11,897.60 and 2,089.11

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Solution

The fourth proportional to 7,932.51, 11,897.60 and 2,089.11 is: 3,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.51 : 11,897.60 = 2,089.11 : x
  2. Step 2: Convert to fraction form
    7,932.51/11,897.60 = 2,089.11/x
  3. Step 3: Cross multiply
    7,932.51x = 11,897.60 × 2,089.11
  4. Step 4: Simplify right side
    7,932.51x = 24,855,400.36
  5. Step 5: Solve for x
    x = 24,855,400.36/7,932.51
  6. Step 6: Final answer
    x = 3,133.36

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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.