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Finding the Fourth Proportional to 2,848.89, 4,273.30 and 901.09

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Solution

The fourth proportional to 2,848.89, 4,273.30 and 901.09 is: 1,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.89 : 4,273.30 = 901.09 : x
  2. Step 2: Convert to fraction form
    2,848.89/4,273.30 = 901.09/x
  3. Step 3: Cross multiply
    2,848.89x = 4,273.30 × 901.09
  4. Step 4: Simplify right side
    2,848.89x = 3,850,602.03
  5. Step 5: Solve for x
    x = 3,850,602.03/2,848.89
  6. Step 6: Final answer
    x = 1,351.61

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Double scale
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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.