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Finding the Fourth Proportional to 4,999.50, 7,491.33 and 3,349.98

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Solution

The fourth proportional to 4,999.50, 7,491.33 and 3,349.98 is: 5,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.50 : 7,491.33 = 3,349.98 : x
  2. Step 2: Convert to fraction form
    4,999.50/7,491.33 = 3,349.98/x
  3. Step 3: Cross multiply
    4,999.50x = 7,491.33 × 3,349.98
  4. Step 4: Simplify right side
    4,999.50x = 25,095,805.67
  5. Step 5: Solve for x
    x = 25,095,805.67/4,999.50
  6. Step 6: Final answer
    x = 5,019.66

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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.