Home / 4,889.46-7,334.19-1,769.88

Finding the Fourth Proportional to 4,889.46, 7,334.19 and 1,769.88

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Solution

The fourth proportional to 4,889.46, 7,334.19 and 1,769.88 is: 2,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.46 : 7,334.19 = 1,769.88 : x
  2. Step 2: Convert to fraction form
    4,889.46/7,334.19 = 1,769.88/x
  3. Step 3: Cross multiply
    4,889.46x = 7,334.19 × 1,769.88
  4. Step 4: Simplify right side
    4,889.46x = 12,980,636.20
  5. Step 5: Solve for x
    x = 12,980,636.20/4,889.46
  6. Step 6: Final answer
    x = 2,654.82

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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.