Home / 2,919.01-4,028.20-1,592.75

Finding the Fourth Proportional to 2,919.01, 4,028.20 and 1,592.75

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Solution

The fourth proportional to 2,919.01, 4,028.20 and 1,592.75 is: 2,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.01 : 4,028.20 = 1,592.75 : x
  2. Step 2: Convert to fraction form
    2,919.01/4,028.20 = 1,592.75/x
  3. Step 3: Cross multiply
    2,919.01x = 4,028.20 × 1,592.75
  4. Step 4: Simplify right side
    2,919.01x = 6,415,915.55
  5. Step 5: Solve for x
    x = 6,415,915.55/2,919.01
  6. Step 6: Final answer
    x = 2,197.98

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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.