Home / 11,257.60-16,883.19-3,359.80

Finding the Fourth Proportional to 11,257.60, 16,883.19 and 3,359.80

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Solution

The fourth proportional to 11,257.60, 16,883.19 and 3,359.80 is: 5,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.60 : 16,883.19 = 3,359.80 : x
  2. Step 2: Convert to fraction form
    11,257.60/16,883.19 = 3,359.80/x
  3. Step 3: Cross multiply
    11,257.60x = 16,883.19 × 3,359.80
  4. Step 4: Simplify right side
    11,257.60x = 56,724,141.76
  5. Step 5: Solve for x
    x = 56,724,141.76/11,257.60
  6. Step 6: Final answer
    x = 5,038.74

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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.