Home / 11,160.18-16,735.95-3,260.05

Finding the Fourth Proportional to 11,160.18, 16,735.95 and 3,260.05

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Solution

The fourth proportional to 11,160.18, 16,735.95 and 3,260.05 is: 4,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.18 : 16,735.95 = 3,260.05 : x
  2. Step 2: Convert to fraction form
    11,160.18/16,735.95 = 3,260.05/x
  3. Step 3: Cross multiply
    11,160.18x = 16,735.95 × 3,260.05
  4. Step 4: Simplify right side
    11,160.18x = 54,559,991.96
  5. Step 5: Solve for x
    x = 54,559,991.96/11,160.18
  6. Step 6: Final answer
    x = 4,888.81

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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.