Home / 8,554.85-12,832.63-2,936.38

Finding the Fourth Proportional to 8,554.85, 12,832.63 and 2,936.38

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Solution

The fourth proportional to 8,554.85, 12,832.63 and 2,936.38 is: 4,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.85 : 12,832.63 = 2,936.38 : x
  2. Step 2: Convert to fraction form
    8,554.85/12,832.63 = 2,936.38/x
  3. Step 3: Cross multiply
    8,554.85x = 12,832.63 × 2,936.38
  4. Step 4: Simplify right side
    8,554.85x = 37,681,478.08
  5. Step 5: Solve for x
    x = 37,681,478.08/8,554.85
  6. Step 6: Final answer
    x = 4,404.69

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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.