Home / 11,156.36-16,731.74-4,584.36

Finding the Fourth Proportional to 11,156.36, 16,731.74 and 4,584.36

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Solution

The fourth proportional to 11,156.36, 16,731.74 and 4,584.36 is: 6,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.36 : 16,731.74 = 4,584.36 : x
  2. Step 2: Convert to fraction form
    11,156.36/16,731.74 = 4,584.36/x
  3. Step 3: Cross multiply
    11,156.36x = 16,731.74 × 4,584.36
  4. Step 4: Simplify right side
    11,156.36x = 76,704,319.59
  5. Step 5: Solve for x
    x = 76,704,319.59/11,156.36
  6. Step 6: Final answer
    x = 6,875.39

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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.