Home / 2,826.08-3,899.94-1,584.08

Finding the Fourth Proportional to 2,826.08, 3,899.94 and 1,584.08

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Solution

The fourth proportional to 2,826.08, 3,899.94 and 1,584.08 is: 2,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.08 : 3,899.94 = 1,584.08 : x
  2. Step 2: Convert to fraction form
    2,826.08/3,899.94 = 1,584.08/x
  3. Step 3: Cross multiply
    2,826.08x = 3,899.94 × 1,584.08
  4. Step 4: Simplify right side
    2,826.08x = 6,177,816.96
  5. Step 5: Solve for x
    x = 6,177,816.96/2,826.08
  6. Step 6: Final answer
    x = 2,186.00

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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.