Home / 7,541.76-11,310.96-3,164.16

Finding the Fourth Proportional to 7,541.76, 11,310.96 and 3,164.16

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Solution

The fourth proportional to 7,541.76, 11,310.96 and 3,164.16 is: 4,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.76 : 11,310.96 = 3,164.16 : x
  2. Step 2: Convert to fraction form
    7,541.76/11,310.96 = 3,164.16/x
  3. Step 3: Cross multiply
    7,541.76x = 11,310.96 × 3,164.16
  4. Step 4: Simplify right side
    7,541.76x = 35,789,687.19
  5. Step 5: Solve for x
    x = 35,789,687.19/7,541.76
  6. Step 6: Final answer
    x = 4,745.54

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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.