Home / 4,140.05-5,713.27-2,371.64

Finding the Fourth Proportional to 4,140.05, 5,713.27 and 2,371.64

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Solution

The fourth proportional to 4,140.05, 5,713.27 and 2,371.64 is: 3,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.05 : 5,713.27 = 2,371.64 : x
  2. Step 2: Convert to fraction form
    4,140.05/5,713.27 = 2,371.64/x
  3. Step 3: Cross multiply
    4,140.05x = 5,713.27 × 2,371.64
  4. Step 4: Simplify right side
    4,140.05x = 13,549,819.66
  5. Step 5: Solve for x
    x = 13,549,819.66/4,140.05
  6. Step 6: Final answer
    x = 3,272.86

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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.