Home / 8,731.94-13,087.44-4,045.59

Finding the Fourth Proportional to 8,731.94, 13,087.44 and 4,045.59

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Solution

The fourth proportional to 8,731.94, 13,087.44 and 4,045.59 is: 6,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.94 : 13,087.44 = 4,045.59 : x
  2. Step 2: Convert to fraction form
    8,731.94/13,087.44 = 4,045.59/x
  3. Step 3: Cross multiply
    8,731.94x = 13,087.44 × 4,045.59
  4. Step 4: Simplify right side
    8,731.94x = 52,946,416.39
  5. Step 5: Solve for x
    x = 52,946,416.39/8,731.94
  6. Step 6: Final answer
    x = 6,063.54

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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.