Home / 4,913.70-6,780.83-2,675.59

Finding the Fourth Proportional to 4,913.70, 6,780.83 and 2,675.59

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Solution

The fourth proportional to 4,913.70, 6,780.83 and 2,675.59 is: 3,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.70 : 6,780.83 = 2,675.59 : x
  2. Step 2: Convert to fraction form
    4,913.70/6,780.83 = 2,675.59/x
  3. Step 3: Cross multiply
    4,913.70x = 6,780.83 × 2,675.59
  4. Step 4: Simplify right side
    4,913.70x = 18,142,673.66
  5. Step 5: Solve for x
    x = 18,142,673.66/4,913.70
  6. Step 6: Final answer
    x = 3,692.27

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1.5x scale

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.