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Finding the Fourth Proportional to 4,999.65, 7,496.56 and 1,711.86

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Solution

The fourth proportional to 4,999.65, 7,496.56 and 1,711.86 is: 2,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.65 : 7,496.56 = 1,711.86 : x
  2. Step 2: Convert to fraction form
    4,999.65/7,496.56 = 1,711.86/x
  3. Step 3: Cross multiply
    4,999.65x = 7,496.56 × 1,711.86
  4. Step 4: Simplify right side
    4,999.65x = 12,833,061.20
  5. Step 5: Solve for x
    x = 12,833,061.20/4,999.65
  6. Step 6: Final answer
    x = 2,566.79

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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.