Home / 8,438.82-12,659.44-2,595.92

Finding the Fourth Proportional to 8,438.82, 12,659.44 and 2,595.92

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Solution

The fourth proportional to 8,438.82, 12,659.44 and 2,595.92 is: 3,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438.82 : 12,659.44 = 2,595.92 : x
  2. Step 2: Convert to fraction form
    8,438.82/12,659.44 = 2,595.92/x
  3. Step 3: Cross multiply
    8,438.82x = 12,659.44 × 2,595.92
  4. Step 4: Simplify right side
    8,438.82x = 32,862,893.48
  5. Step 5: Solve for x
    x = 32,862,893.48/8,438.82
  6. Step 6: Final answer
    x = 3,894.25

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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.