Home / 3,248.42-4,871.61-2,076.75

Finding the Fourth Proportional to 3,248.42, 4,871.61 and 2,076.75

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Solution

The fourth proportional to 3,248.42, 4,871.61 and 2,076.75 is: 3,114.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.42 : 4,871.61 = 2,076.75 : x
  2. Step 2: Convert to fraction form
    3,248.42/4,871.61 = 2,076.75/x
  3. Step 3: Cross multiply
    3,248.42x = 4,871.61 × 2,076.75
  4. Step 4: Simplify right side
    3,248.42x = 10,117,116.07
  5. Step 5: Solve for x
    x = 10,117,116.07/3,248.42
  6. Step 6: Final answer
    x = 3,114.48

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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.