Home / 3,753.23-5,179.70-2,074.64

Finding the Fourth Proportional to 3,753.23, 5,179.70 and 2,074.64

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Solution

The fourth proportional to 3,753.23, 5,179.70 and 2,074.64 is: 2,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.23 : 5,179.70 = 2,074.64 : x
  2. Step 2: Convert to fraction form
    3,753.23/5,179.70 = 2,074.64/x
  3. Step 3: Cross multiply
    3,753.23x = 5,179.70 × 2,074.64
  4. Step 4: Simplify right side
    3,753.23x = 10,746,012.81
  5. Step 5: Solve for x
    x = 10,746,012.81/3,753.23
  6. Step 6: Final answer
    x = 2,863.14

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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.