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Finding the Fourth Proportional to 5,873.50, 8,811.39 and 1,713.53

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Solution

The fourth proportional to 5,873.50, 8,811.39 and 1,713.53 is: 2,570.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.50 : 8,811.39 = 1,713.53 : x
  2. Step 2: Convert to fraction form
    5,873.50/8,811.39 = 1,713.53/x
  3. Step 3: Cross multiply
    5,873.50x = 8,811.39 × 1,713.53
  4. Step 4: Simplify right side
    5,873.50x = 15,098,576.35
  5. Step 5: Solve for x
    x = 15,098,576.35/5,873.50
  6. Step 6: Final answer
    x = 2,570.63

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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.