Home / 3,539.12-5,308.84-1,073.96

Finding the Fourth Proportional to 3,539.12, 5,308.84 and 1,073.96

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Solution

The fourth proportional to 3,539.12, 5,308.84 and 1,073.96 is: 1,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.12 : 5,308.84 = 1,073.96 : x
  2. Step 2: Convert to fraction form
    3,539.12/5,308.84 = 1,073.96/x
  3. Step 3: Cross multiply
    3,539.12x = 5,308.84 × 1,073.96
  4. Step 4: Simplify right side
    3,539.12x = 5,701,476.51
  5. Step 5: Solve for x
    x = 5,701,476.51/3,539.12
  6. Step 6: Final answer
    x = 1,610.99

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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.