Home / 3,278.61-4,908.50-3,047.96

Finding the Fourth Proportional to 3,278.61, 4,908.50 and 3,047.96

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Solution

The fourth proportional to 3,278.61, 4,908.50 and 3,047.96 is: 4,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.61 : 4,908.50 = 3,047.96 : x
  2. Step 2: Convert to fraction form
    3,278.61/4,908.50 = 3,047.96/x
  3. Step 3: Cross multiply
    3,278.61x = 4,908.50 × 3,047.96
  4. Step 4: Simplify right side
    3,278.61x = 14,960,871.88
  5. Step 5: Solve for x
    x = 14,960,871.88/3,278.61
  6. Step 6: Final answer
    x = 4,563.18

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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.