Home / 11,160.53-16,741.78-4,140.62

Finding the Fourth Proportional to 11,160.53, 16,741.78 and 4,140.62

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Solution

The fourth proportional to 11,160.53, 16,741.78 and 4,140.62 is: 6,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.53 : 16,741.78 = 4,140.62 : x
  2. Step 2: Convert to fraction form
    11,160.53/16,741.78 = 4,140.62/x
  3. Step 3: Cross multiply
    11,160.53x = 16,741.78 × 4,140.62
  4. Step 4: Simplify right side
    11,160.53x = 69,321,349.10
  5. Step 5: Solve for x
    x = 69,321,349.10/11,160.53
  6. Step 6: Final answer
    x = 6,211.30

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1.5x scale

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.