Home / 3,873.60-5,810.40-2,997.41

Finding the Fourth Proportional to 3,873.60, 5,810.40 and 2,997.41

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Solution

The fourth proportional to 3,873.60, 5,810.40 and 2,997.41 is: 4,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.60 : 5,810.40 = 2,997.41 : x
  2. Step 2: Convert to fraction form
    3,873.60/5,810.40 = 2,997.41/x
  3. Step 3: Cross multiply
    3,873.60x = 5,810.40 × 2,997.41
  4. Step 4: Simplify right side
    3,873.60x = 17,416,122.01
  5. Step 5: Solve for x
    x = 17,416,122.01/3,873.60
  6. Step 6: Final answer
    x = 4,496.11

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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.