Home / 3,539.04-5,308.60-1,230.56

Finding the Fourth Proportional to 3,539.04, 5,308.60 and 1,230.56

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Solution

The fourth proportional to 3,539.04, 5,308.60 and 1,230.56 is: 1,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.04 : 5,308.60 = 1,230.56 : x
  2. Step 2: Convert to fraction form
    3,539.04/5,308.60 = 1,230.56/x
  3. Step 3: Cross multiply
    3,539.04x = 5,308.60 × 1,230.56
  4. Step 4: Simplify right side
    3,539.04x = 6,532,550.82
  5. Step 5: Solve for x
    x = 6,532,550.82/3,539.04
  6. Step 6: Final answer
    x = 1,845.85

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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.