Home / 3,086.33-4,259.20-1,826.93

Finding the Fourth Proportional to 3,086.33, 4,259.20 and 1,826.93

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Solution

The fourth proportional to 3,086.33, 4,259.20 and 1,826.93 is: 2,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.33 : 4,259.20 = 1,826.93 : x
  2. Step 2: Convert to fraction form
    3,086.33/4,259.20 = 1,826.93/x
  3. Step 3: Cross multiply
    3,086.33x = 4,259.20 × 1,826.93
  4. Step 4: Simplify right side
    3,086.33x = 7,781,238.96
  5. Step 5: Solve for x
    x = 7,781,238.96/3,086.33
  6. Step 6: Final answer
    x = 2,521.19

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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.