Home / 8,133.35-12,205.01-3,694.19

Finding the Fourth Proportional to 8,133.35, 12,205.01 and 3,694.19

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Solution

The fourth proportional to 8,133.35, 12,205.01 and 3,694.19 is: 5,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.35 : 12,205.01 = 3,694.19 : x
  2. Step 2: Convert to fraction form
    8,133.35/12,205.01 = 3,694.19/x
  3. Step 3: Cross multiply
    8,133.35x = 12,205.01 × 3,694.19
  4. Step 4: Simplify right side
    8,133.35x = 45,087,574.10
  5. Step 5: Solve for x
    x = 45,087,574.10/8,133.35
  6. Step 6: Final answer
    x = 5,543.55

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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.