Home / 3,011.28-4,534.98-2,650.02

Finding the Fourth Proportional to 3,011.28, 4,534.98 and 2,650.02

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Solution

The fourth proportional to 3,011.28, 4,534.98 and 2,650.02 is: 3,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.28 : 4,534.98 = 2,650.02 : x
  2. Step 2: Convert to fraction form
    3,011.28/4,534.98 = 2,650.02/x
  3. Step 3: Cross multiply
    3,011.28x = 4,534.98 × 2,650.02
  4. Step 4: Simplify right side
    3,011.28x = 12,017,787.70
  5. Step 5: Solve for x
    x = 12,017,787.70/3,011.28
  6. Step 6: Final answer
    x = 3,990.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.