Home / 7,817.07-11,724.53-1,973.33

Finding the Fourth Proportional to 7,817.07, 11,724.53 and 1,973.33

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Solution

The fourth proportional to 7,817.07, 11,724.53 and 1,973.33 is: 2,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.07 : 11,724.53 = 1,973.33 : x
  2. Step 2: Convert to fraction form
    7,817.07/11,724.53 = 1,973.33/x
  3. Step 3: Cross multiply
    7,817.07x = 11,724.53 × 1,973.33
  4. Step 4: Simplify right side
    7,817.07x = 23,136,298.30
  5. Step 5: Solve for x
    x = 23,136,298.30/7,817.07
  6. Step 6: Final answer
    x = 2,959.71

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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.