Home / 3,340.90-5,008.83-1,609.06

Finding the Fourth Proportional to 3,340.90, 5,008.83 and 1,609.06

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Solution

The fourth proportional to 3,340.90, 5,008.83 and 1,609.06 is: 2,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.90 : 5,008.83 = 1,609.06 : x
  2. Step 2: Convert to fraction form
    3,340.90/5,008.83 = 1,609.06/x
  3. Step 3: Cross multiply
    3,340.90x = 5,008.83 × 1,609.06
  4. Step 4: Simplify right side
    3,340.90x = 8,059,508.00
  5. Step 5: Solve for x
    x = 8,059,508.00/3,340.90
  6. Step 6: Final answer
    x = 2,412.38

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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.