Home / 11,160.44-16,741.64-4,140.53

Finding the Fourth Proportional to 11,160.44, 16,741.64 and 4,140.53

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Solution

The fourth proportional to 11,160.44, 16,741.64 and 4,140.53 is: 6,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.44 : 16,741.64 = 4,140.53 : x
  2. Step 2: Convert to fraction form
    11,160.44/16,741.64 = 4,140.53/x
  3. Step 3: Cross multiply
    11,160.44x = 16,741.64 × 4,140.53
  4. Step 4: Simplify right side
    11,160.44x = 69,319,168.61
  5. Step 5: Solve for x
    x = 69,319,168.61/11,160.44
  6. Step 6: Final answer
    x = 6,211.15

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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.