Home / 3,742.96-5,165.40-2,064.24

Finding the Fourth Proportional to 3,742.96, 5,165.40 and 2,064.24

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Solution

The fourth proportional to 3,742.96, 5,165.40 and 2,064.24 is: 2,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.96 : 5,165.40 = 2,064.24 : x
  2. Step 2: Convert to fraction form
    3,742.96/5,165.40 = 2,064.24/x
  3. Step 3: Cross multiply
    3,742.96x = 5,165.40 × 2,064.24
  4. Step 4: Simplify right side
    3,742.96x = 10,662,625.30
  5. Step 5: Solve for x
    x = 10,662,625.30/3,742.96
  6. Step 6: Final answer
    x = 2,848.71

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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.