Home / 3,575.30-5,358.96-1,382.22

Finding the Fourth Proportional to 3,575.30, 5,358.96 and 1,382.22

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Solution

The fourth proportional to 3,575.30, 5,358.96 and 1,382.22 is: 2,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.30 : 5,358.96 = 1,382.22 : x
  2. Step 2: Convert to fraction form
    3,575.30/5,358.96 = 1,382.22/x
  3. Step 3: Cross multiply
    3,575.30x = 5,358.96 × 1,382.22
  4. Step 4: Simplify right side
    3,575.30x = 7,407,261.69
  5. Step 5: Solve for x
    x = 7,407,261.69/3,575.30
  6. Step 6: Final answer
    x = 2,071.79

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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.