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Finding the Fourth Proportional to 4,996.02, 7,483.98 and 2,489.66

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Solution

The fourth proportional to 4,996.02, 7,483.98 and 2,489.66 is: 3,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.02 : 7,483.98 = 2,489.66 : x
  2. Step 2: Convert to fraction form
    4,996.02/7,483.98 = 2,489.66/x
  3. Step 3: Cross multiply
    4,996.02x = 7,483.98 × 2,489.66
  4. Step 4: Simplify right side
    4,996.02x = 18,632,565.65
  5. Step 5: Solve for x
    x = 18,632,565.65/4,996.02
  6. Step 6: Final answer
    x = 3,729.48

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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.