Home / 8,149.80-12,223.34-2,304.96

Finding the Fourth Proportional to 8,149.80, 12,223.34 and 2,304.96

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Solution

The fourth proportional to 8,149.80, 12,223.34 and 2,304.96 is: 3,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.80 : 12,223.34 = 2,304.96 : x
  2. Step 2: Convert to fraction form
    8,149.80/12,223.34 = 2,304.96/x
  3. Step 3: Cross multiply
    8,149.80x = 12,223.34 × 2,304.96
  4. Step 4: Simplify right side
    8,149.80x = 28,174,309.77
  5. Step 5: Solve for x
    x = 28,174,309.77/8,149.80
  6. Step 6: Final answer
    x = 3,457.06

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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.