Home / 8,634.42-12,951.66-2,394.92

Finding the Fourth Proportional to 8,634.42, 12,951.66 and 2,394.92

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Solution

The fourth proportional to 8,634.42, 12,951.66 and 2,394.92 is: 3,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.42 : 12,951.66 = 2,394.92 : x
  2. Step 2: Convert to fraction form
    8,634.42/12,951.66 = 2,394.92/x
  3. Step 3: Cross multiply
    8,634.42x = 12,951.66 × 2,394.92
  4. Step 4: Simplify right side
    8,634.42x = 31,018,112.83
  5. Step 5: Solve for x
    x = 31,018,112.83/8,634.42
  6. Step 6: Final answer
    x = 3,592.38

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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.