Home / 8,051.32-12,078.70-2,504.54

Finding the Fourth Proportional to 8,051.32, 12,078.70 and 2,504.54

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Solution

The fourth proportional to 8,051.32, 12,078.70 and 2,504.54 is: 3,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.32 : 12,078.70 = 2,504.54 : x
  2. Step 2: Convert to fraction form
    8,051.32/12,078.70 = 2,504.54/x
  3. Step 3: Cross multiply
    8,051.32x = 12,078.70 × 2,504.54
  4. Step 4: Simplify right side
    8,051.32x = 30,251,587.30
  5. Step 5: Solve for x
    x = 30,251,587.30/8,051.32
  6. Step 6: Final answer
    x = 3,757.35

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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.