Home / 4,913.56-6,780.61-2,675.48

Finding the Fourth Proportional to 4,913.56, 6,780.61 and 2,675.48

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Solution

The fourth proportional to 4,913.56, 6,780.61 and 2,675.48 is: 3,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.56 : 6,780.61 = 2,675.48 : x
  2. Step 2: Convert to fraction form
    4,913.56/6,780.61 = 2,675.48/x
  3. Step 3: Cross multiply
    4,913.56x = 6,780.61 × 2,675.48
  4. Step 4: Simplify right side
    4,913.56x = 18,141,386.44
  5. Step 5: Solve for x
    x = 18,141,386.44/4,913.56
  6. Step 6: Final answer
    x = 3,692.11

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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.