Home / 5,311.53-7,967.81-1,935.24

Finding the Fourth Proportional to 5,311.53, 7,967.81 and 1,935.24

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Solution

The fourth proportional to 5,311.53, 7,967.81 and 1,935.24 is: 2,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.53 : 7,967.81 = 1,935.24 : x
  2. Step 2: Convert to fraction form
    5,311.53/7,967.81 = 1,935.24/x
  3. Step 3: Cross multiply
    5,311.53x = 7,967.81 × 1,935.24
  4. Step 4: Simplify right side
    5,311.53x = 15,419,586.14
  5. Step 5: Solve for x
    x = 15,419,586.14/5,311.53
  6. Step 6: Final answer
    x = 2,903.04

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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.