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Finding the Fourth Proportional to 4,999.54, 6,894.26 and 3,009.70

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Solution

The fourth proportional to 4,999.54, 6,894.26 and 3,009.70 is: 4,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.54 : 6,894.26 = 3,009.70 : x
  2. Step 2: Convert to fraction form
    4,999.54/6,894.26 = 3,009.70/x
  3. Step 3: Cross multiply
    4,999.54x = 6,894.26 × 3,009.70
  4. Step 4: Simplify right side
    4,999.54x = 20,749,654.32
  5. Step 5: Solve for x
    x = 20,749,654.32/4,999.54
  6. Step 6: Final answer
    x = 4,150.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.