Home / 8,141.13-12,197.77-4,445.96

Finding the Fourth Proportional to 8,141.13, 12,197.77 and 4,445.96

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Solution

The fourth proportional to 8,141.13, 12,197.77 and 4,445.96 is: 6,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.13 : 12,197.77 = 4,445.96 : x
  2. Step 2: Convert to fraction form
    8,141.13/12,197.77 = 4,445.96/x
  3. Step 3: Cross multiply
    8,141.13x = 12,197.77 × 4,445.96
  4. Step 4: Simplify right side
    8,141.13x = 54,230,797.51
  5. Step 5: Solve for x
    x = 54,230,797.51/8,141.13
  6. Step 6: Final answer
    x = 6,661.34

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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.