Home / 5,186.32-7,775.24-2,962.64

Finding the Fourth Proportional to 5,186.32, 7,775.24 and 2,962.64

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Solution

The fourth proportional to 5,186.32, 7,775.24 and 2,962.64 is: 4,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.32 : 7,775.24 = 2,962.64 : x
  2. Step 2: Convert to fraction form
    5,186.32/7,775.24 = 2,962.64/x
  3. Step 3: Cross multiply
    5,186.32x = 7,775.24 × 2,962.64
  4. Step 4: Simplify right side
    5,186.32x = 23,035,237.03
  5. Step 5: Solve for x
    x = 23,035,237.03/5,186.32
  6. Step 6: Final answer
    x = 4,441.54

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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.