Home / 3,748.96-5,173.64-2,070.36

Finding the Fourth Proportional to 3,748.96, 5,173.64 and 2,070.36

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Solution

The fourth proportional to 3,748.96, 5,173.64 and 2,070.36 is: 2,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.96 : 5,173.64 = 2,070.36 : x
  2. Step 2: Convert to fraction form
    3,748.96/5,173.64 = 2,070.36/x
  3. Step 3: Cross multiply
    3,748.96x = 5,173.64 × 2,070.36
  4. Step 4: Simplify right side
    3,748.96x = 10,711,297.31
  5. Step 5: Solve for x
    x = 10,711,297.31/3,748.96
  6. Step 6: Final answer
    x = 2,857.14

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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.