Home / 5,636.15-8,444.91-1,936.34

Finding the Fourth Proportional to 5,636.15, 8,444.91 and 1,936.34

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Solution

The fourth proportional to 5,636.15, 8,444.91 and 1,936.34 is: 2,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.15 : 8,444.91 = 1,936.34 : x
  2. Step 2: Convert to fraction form
    5,636.15/8,444.91 = 1,936.34/x
  3. Step 3: Cross multiply
    5,636.15x = 8,444.91 × 1,936.34
  4. Step 4: Simplify right side
    5,636.15x = 16,352,174.80
  5. Step 5: Solve for x
    x = 16,352,174.80/5,636.15
  6. Step 6: Final answer
    x = 2,901.30

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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.