Home / 3,308.90-4,566.12-1,892.51

Finding the Fourth Proportional to 3,308.90, 4,566.12 and 1,892.51

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Solution

The fourth proportional to 3,308.90, 4,566.12 and 1,892.51 is: 2,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.90 : 4,566.12 = 1,892.51 : x
  2. Step 2: Convert to fraction form
    3,308.90/4,566.12 = 1,892.51/x
  3. Step 3: Cross multiply
    3,308.90x = 4,566.12 × 1,892.51
  4. Step 4: Simplify right side
    3,308.90x = 8,641,451.29
  5. Step 5: Solve for x
    x = 8,641,451.29/3,308.90
  6. Step 6: Final answer
    x = 2,611.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.