Home / 3,645.64-5,473.46-1,892.08

Finding the Fourth Proportional to 3,645.64, 5,473.46 and 1,892.08

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Solution

The fourth proportional to 3,645.64, 5,473.46 and 1,892.08 is: 2,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.64 : 5,473.46 = 1,892.08 : x
  2. Step 2: Convert to fraction form
    3,645.64/5,473.46 = 1,892.08/x
  3. Step 3: Cross multiply
    3,645.64x = 5,473.46 × 1,892.08
  4. Step 4: Simplify right side
    3,645.64x = 10,356,224.20
  5. Step 5: Solve for x
    x = 10,356,224.20/3,645.64
  6. Step 6: Final answer
    x = 2,840.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.