Home / 4,827.42-6,661.98-2,731.50

Finding the Fourth Proportional to 4,827.42, 6,661.98 and 2,731.50

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Solution

The fourth proportional to 4,827.42, 6,661.98 and 2,731.50 is: 3,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.42 : 6,661.98 = 2,731.50 : x
  2. Step 2: Convert to fraction form
    4,827.42/6,661.98 = 2,731.50/x
  3. Step 3: Cross multiply
    4,827.42x = 6,661.98 × 2,731.50
  4. Step 4: Simplify right side
    4,827.42x = 18,197,198.37
  5. Step 5: Solve for x
    x = 18,197,198.37/4,827.42
  6. Step 6: Final answer
    x = 3,769.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.