Home / 8,017.90-12,028.47-2,471.02

Finding the Fourth Proportional to 8,017.90, 12,028.47 and 2,471.02

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Solution

The fourth proportional to 8,017.90, 12,028.47 and 2,471.02 is: 3,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.90 : 12,028.47 = 2,471.02 : x
  2. Step 2: Convert to fraction form
    8,017.90/12,028.47 = 2,471.02/x
  3. Step 3: Cross multiply
    8,017.90x = 12,028.47 × 2,471.02
  4. Step 4: Simplify right side
    8,017.90x = 29,722,550.60
  5. Step 5: Solve for x
    x = 29,722,550.60/8,017.90
  6. Step 6: Final answer
    x = 3,707.03

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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.