Home / 4,551.18-6,826.80-3,086.70

Finding the Fourth Proportional to 4,551.18, 6,826.80 and 3,086.70

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Solution

The fourth proportional to 4,551.18, 6,826.80 and 3,086.70 is: 4,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.18 : 6,826.80 = 3,086.70 : x
  2. Step 2: Convert to fraction form
    4,551.18/6,826.80 = 3,086.70/x
  3. Step 3: Cross multiply
    4,551.18x = 6,826.80 × 3,086.70
  4. Step 4: Simplify right side
    4,551.18x = 21,072,283.56
  5. Step 5: Solve for x
    x = 21,072,283.56/4,551.18
  6. Step 6: Final answer
    x = 4,630.07

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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.