Home / 3,719.76-5,133.60-2,041.49

Finding the Fourth Proportional to 3,719.76, 5,133.60 and 2,041.49

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Solution

The fourth proportional to 3,719.76, 5,133.60 and 2,041.49 is: 2,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.76 : 5,133.60 = 2,041.49 : x
  2. Step 2: Convert to fraction form
    3,719.76/5,133.60 = 2,041.49/x
  3. Step 3: Cross multiply
    3,719.76x = 5,133.60 × 2,041.49
  4. Step 4: Simplify right side
    3,719.76x = 10,480,193.06
  5. Step 5: Solve for x
    x = 10,480,193.06/3,719.76
  6. Step 6: Final answer
    x = 2,817.44

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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.