Home / 12,785.52-19,179.96-4,466.16

Finding the Fourth Proportional to 12,785.52, 19,179.96 and 4,466.16

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Solution

The fourth proportional to 12,785.52, 19,179.96 and 4,466.16 is: 6,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785.52 : 19,179.96 = 4,466.16 : x
  2. Step 2: Convert to fraction form
    12,785.52/19,179.96 = 4,466.16/x
  3. Step 3: Cross multiply
    12,785.52x = 19,179.96 × 4,466.16
  4. Step 4: Simplify right side
    12,785.52x = 85,660,770.15
  5. Step 5: Solve for x
    x = 85,660,770.15/12,785.52
  6. Step 6: Final answer
    x = 6,699.83

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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.