Home / 4,783.16-7,179.28-2,937.88

Finding the Fourth Proportional to 4,783.16, 7,179.28 and 2,937.88

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Solution

The fourth proportional to 4,783.16, 7,179.28 and 2,937.88 is: 4,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.16 : 7,179.28 = 2,937.88 : x
  2. Step 2: Convert to fraction form
    4,783.16/7,179.28 = 2,937.88/x
  3. Step 3: Cross multiply
    4,783.16x = 7,179.28 × 2,937.88
  4. Step 4: Simplify right side
    4,783.16x = 21,091,861.09
  5. Step 5: Solve for x
    x = 21,091,861.09/4,783.16
  6. Step 6: Final answer
    x = 4,409.61

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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.