Home / 6,076.50-9,113.70-1,692.78

Finding the Fourth Proportional to 6,076.50, 9,113.70 and 1,692.78

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Solution

The fourth proportional to 6,076.50, 9,113.70 and 1,692.78 is: 2,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.50 : 9,113.70 = 1,692.78 : x
  2. Step 2: Convert to fraction form
    6,076.50/9,113.70 = 1,692.78/x
  3. Step 3: Cross multiply
    6,076.50x = 9,113.70 × 1,692.78
  4. Step 4: Simplify right side
    6,076.50x = 15,427,489.09
  5. Step 5: Solve for x
    x = 15,427,489.09/6,076.50
  6. Step 6: Final answer
    x = 2,538.88

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1.5x scale

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.