Home / 4,113.56-6,170.42-1,340.22

Finding the Fourth Proportional to 4,113.56, 6,170.42 and 1,340.22

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Solution

The fourth proportional to 4,113.56, 6,170.42 and 1,340.22 is: 2,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.56 : 6,170.42 = 1,340.22 : x
  2. Step 2: Convert to fraction form
    4,113.56/6,170.42 = 1,340.22/x
  3. Step 3: Cross multiply
    4,113.56x = 6,170.42 × 1,340.22
  4. Step 4: Simplify right side
    4,113.56x = 8,269,720.29
  5. Step 5: Solve for x
    x = 8,269,720.29/4,113.56
  6. Step 6: Final answer
    x = 2,010.36

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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.