Home / 8,914.12-12,295.11-5,928.46

Finding the Fourth Proportional to 8,914.12, 12,295.11 and 5,928.46

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Solution

The fourth proportional to 8,914.12, 12,295.11 and 5,928.46 is: 8,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.12 : 12,295.11 = 5,928.46 : x
  2. Step 2: Convert to fraction form
    8,914.12/12,295.11 = 5,928.46/x
  3. Step 3: Cross multiply
    8,914.12x = 12,295.11 × 5,928.46
  4. Step 4: Simplify right side
    8,914.12x = 72,891,067.83
  5. Step 5: Solve for x
    x = 72,891,067.83/8,914.12
  6. Step 6: Final answer
    x = 8,177.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.