Home / 8,412.39-12,612.41-4,032.92

Finding the Fourth Proportional to 8,412.39, 12,612.41 and 4,032.92

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Solution

The fourth proportional to 8,412.39, 12,612.41 and 4,032.92 is: 6,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.39 : 12,612.41 = 4,032.92 : x
  2. Step 2: Convert to fraction form
    8,412.39/12,612.41 = 4,032.92/x
  3. Step 3: Cross multiply
    8,412.39x = 12,612.41 × 4,032.92
  4. Step 4: Simplify right side
    8,412.39x = 50,864,867.03
  5. Step 5: Solve for x
    x = 50,864,867.03/8,412.39
  6. Step 6: Final answer
    x = 6,046.42

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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.