Home / 3,539.50-5,308.94-1,199.45

Finding the Fourth Proportional to 3,539.50, 5,308.94 and 1,199.45

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Solution

The fourth proportional to 3,539.50, 5,308.94 and 1,199.45 is: 1,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.50 : 5,308.94 = 1,199.45 : x
  2. Step 2: Convert to fraction form
    3,539.50/5,308.94 = 1,199.45/x
  3. Step 3: Cross multiply
    3,539.50x = 5,308.94 × 1,199.45
  4. Step 4: Simplify right side
    3,539.50x = 6,367,808.08
  5. Step 5: Solve for x
    x = 6,367,808.08/3,539.50
  6. Step 6: Final answer
    x = 1,799.07

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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.