Home / 4,109.31-5,674.99-2,617.90

Finding the Fourth Proportional to 4,109.31, 5,674.99 and 2,617.90

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Solution

The fourth proportional to 4,109.31, 5,674.99 and 2,617.90 is: 3,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.31 : 5,674.99 = 2,617.90 : x
  2. Step 2: Convert to fraction form
    4,109.31/5,674.99 = 2,617.90/x
  3. Step 3: Cross multiply
    4,109.31x = 5,674.99 × 2,617.90
  4. Step 4: Simplify right side
    4,109.31x = 14,856,556.32
  5. Step 5: Solve for x
    x = 14,856,556.32/4,109.31
  6. Step 6: Final answer
    x = 3,615.34

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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.