Home / 9,141.53-13,711.22-2,568.28

Finding the Fourth Proportional to 9,141.53, 13,711.22 and 2,568.28

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Solution

The fourth proportional to 9,141.53, 13,711.22 and 2,568.28 is: 3,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.53 : 13,711.22 = 2,568.28 : x
  2. Step 2: Convert to fraction form
    9,141.53/13,711.22 = 2,568.28/x
  3. Step 3: Cross multiply
    9,141.53x = 13,711.22 × 2,568.28
  4. Step 4: Simplify right side
    9,141.53x = 35,214,183.55
  5. Step 5: Solve for x
    x = 35,214,183.55/9,141.53
  6. Step 6: Final answer
    x = 3,852.11

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Double scale
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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.