Home / 6,112.68-8,435.79-3,460.92

Finding the Fourth Proportional to 6,112.68, 8,435.79 and 3,460.92

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Solution

The fourth proportional to 6,112.68, 8,435.79 and 3,460.92 is: 4,776.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.68 : 8,435.79 = 3,460.92 : x
  2. Step 2: Convert to fraction form
    6,112.68/8,435.79 = 3,460.92/x
  3. Step 3: Cross multiply
    6,112.68x = 8,435.79 × 3,460.92
  4. Step 4: Simplify right side
    6,112.68x = 29,195,594.33
  5. Step 5: Solve for x
    x = 29,195,594.33/6,112.68
  6. Step 6: Final answer
    x = 4,776.23

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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.