Home / 5,865.75-8,799.42-1,971.27

Finding the Fourth Proportional to 5,865.75, 8,799.42 and 1,971.27

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Solution

The fourth proportional to 5,865.75, 8,799.42 and 1,971.27 is: 2,957.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.75 : 8,799.42 = 1,971.27 : x
  2. Step 2: Convert to fraction form
    5,865.75/8,799.42 = 1,971.27/x
  3. Step 3: Cross multiply
    5,865.75x = 8,799.42 × 1,971.27
  4. Step 4: Simplify right side
    5,865.75x = 17,346,032.66
  5. Step 5: Solve for x
    x = 17,346,032.66/5,865.75
  6. Step 6: Final answer
    x = 2,957.17

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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.