Home / 7,908.10-11,834.73-4,786.22

Finding the Fourth Proportional to 7,908.10, 11,834.73 and 4,786.22

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Solution

The fourth proportional to 7,908.10, 11,834.73 and 4,786.22 is: 7,162.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.10 : 11,834.73 = 4,786.22 : x
  2. Step 2: Convert to fraction form
    7,908.10/11,834.73 = 4,786.22/x
  3. Step 3: Cross multiply
    7,908.10x = 11,834.73 × 4,786.22
  4. Step 4: Simplify right side
    7,908.10x = 56,643,621.42
  5. Step 5: Solve for x
    x = 56,643,621.42/7,908.10
  6. Step 6: Final answer
    x = 7,162.73

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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.