Home / 4,231.16-6,346.74-1,153.16

Finding the Fourth Proportional to 4,231.16, 6,346.74 and 1,153.16

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Solution

The fourth proportional to 4,231.16, 6,346.74 and 1,153.16 is: 1,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.16 : 6,346.74 = 1,153.16 : x
  2. Step 2: Convert to fraction form
    4,231.16/6,346.74 = 1,153.16/x
  3. Step 3: Cross multiply
    4,231.16x = 6,346.74 × 1,153.16
  4. Step 4: Simplify right side
    4,231.16x = 7,318,769.20
  5. Step 5: Solve for x
    x = 7,318,769.20/4,231.16
  6. Step 6: Final answer
    x = 1,729.73

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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.