Home / 7,962.64-11,933.16-2,763.76

Finding the Fourth Proportional to 7,962.64, 11,933.16 and 2,763.76

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Solution

The fourth proportional to 7,962.64, 11,933.16 and 2,763.76 is: 4,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.64 : 11,933.16 = 2,763.76 : x
  2. Step 2: Convert to fraction form
    7,962.64/11,933.16 = 2,763.76/x
  3. Step 3: Cross multiply
    7,962.64x = 11,933.16 × 2,763.76
  4. Step 4: Simplify right side
    7,962.64x = 32,980,390.28
  5. Step 5: Solve for x
    x = 32,980,390.28/7,962.64
  6. Step 6: Final answer
    x = 4,141.89

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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.