Home / 10,032.80-15,040.98-3,789.27

Finding the Fourth Proportional to 10,032.80, 15,040.98 and 3,789.27

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Solution

The fourth proportional to 10,032.80, 15,040.98 and 3,789.27 is: 5,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.80 : 15,040.98 = 3,789.27 : x
  2. Step 2: Convert to fraction form
    10,032.80/15,040.98 = 3,789.27/x
  3. Step 3: Cross multiply
    10,032.80x = 15,040.98 × 3,789.27
  4. Step 4: Simplify right side
    10,032.80x = 56,994,334.28
  5. Step 5: Solve for x
    x = 56,994,334.28/10,032.80
  6. Step 6: Final answer
    x = 5,680.80

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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.