Home / 3,748.64-5,173.14-2,070.11

Finding the Fourth Proportional to 3,748.64, 5,173.14 and 2,070.11

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Solution

The fourth proportional to 3,748.64, 5,173.14 and 2,070.11 is: 2,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.64 : 5,173.14 = 2,070.11 : x
  2. Step 2: Convert to fraction form
    3,748.64/5,173.14 = 2,070.11/x
  3. Step 3: Cross multiply
    3,748.64x = 5,173.14 × 2,070.11
  4. Step 4: Simplify right side
    3,748.64x = 10,708,954.62
  5. Step 5: Solve for x
    x = 10,708,954.62/3,748.64
  6. Step 6: Final answer
    x = 2,856.76

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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.