Home / 3,740.70-5,623.20-2,652.60

Finding the Fourth Proportional to 3,740.70, 5,623.20 and 2,652.60

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Solution

The fourth proportional to 3,740.70, 5,623.20 and 2,652.60 is: 3,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.70 : 5,623.20 = 2,652.60 : x
  2. Step 2: Convert to fraction form
    3,740.70/5,623.20 = 2,652.60/x
  3. Step 3: Cross multiply
    3,740.70x = 5,623.20 × 2,652.60
  4. Step 4: Simplify right side
    3,740.70x = 14,916,100.32
  5. Step 5: Solve for x
    x = 14,916,100.32/3,740.70
  6. Step 6: Final answer
    x = 3,987.52

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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.