Home / 8,004.51-12,006.73-2,739.53

Finding the Fourth Proportional to 8,004.51, 12,006.73 and 2,739.53

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Solution

The fourth proportional to 8,004.51, 12,006.73 and 2,739.53 is: 4,109.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.51 : 12,006.73 = 2,739.53 : x
  2. Step 2: Convert to fraction form
    8,004.51/12,006.73 = 2,739.53/x
  3. Step 3: Cross multiply
    8,004.51x = 12,006.73 × 2,739.53
  4. Step 4: Simplify right side
    8,004.51x = 32,892,797.04
  5. Step 5: Solve for x
    x = 32,892,797.04/8,004.51
  6. Step 6: Final answer
    x = 4,109.28

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1.5x scale

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.