Home / 12,848.89-19,273.27-4,084.48

Finding the Fourth Proportional to 12,848.89, 19,273.27 and 4,084.48

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Solution

The fourth proportional to 12,848.89, 19,273.27 and 4,084.48 is: 6,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.89 : 19,273.27 = 4,084.48 : x
  2. Step 2: Convert to fraction form
    12,848.89/19,273.27 = 4,084.48/x
  3. Step 3: Cross multiply
    12,848.89x = 19,273.27 × 4,084.48
  4. Step 4: Simplify right side
    12,848.89x = 78,721,285.85
  5. Step 5: Solve for x
    x = 78,721,285.85/12,848.89
  6. Step 6: Final answer
    x = 6,126.70

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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.