Home / 3,539.08-5,308.21-1,074.25

Finding the Fourth Proportional to 3,539.08, 5,308.21 and 1,074.25

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Solution

The fourth proportional to 3,539.08, 5,308.21 and 1,074.25 is: 1,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.08 : 5,308.21 = 1,074.25 : x
  2. Step 2: Convert to fraction form
    3,539.08/5,308.21 = 1,074.25/x
  3. Step 3: Cross multiply
    3,539.08x = 5,308.21 × 1,074.25
  4. Step 4: Simplify right side
    3,539.08x = 5,702,344.59
  5. Step 5: Solve for x
    x = 5,702,344.59/3,539.08
  6. Step 6: Final answer
    x = 1,611.25

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Double scale
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Similar ratio
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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.