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Finding the Fourth Proportional to 4,998.54, 6,892.88 and 3,008.70

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Solution

The fourth proportional to 4,998.54, 6,892.88 and 3,008.70 is: 4,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.54 : 6,892.88 = 3,008.70 : x
  2. Step 2: Convert to fraction form
    4,998.54/6,892.88 = 3,008.70/x
  3. Step 3: Cross multiply
    4,998.54x = 6,892.88 × 3,008.70
  4. Step 4: Simplify right side
    4,998.54x = 20,738,608.06
  5. Step 5: Solve for x
    x = 20,738,608.06/4,998.54
  6. Step 6: Final answer
    x = 4,148.93

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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.