Home / 3,705.26-5,113.11-2,133.62

Finding the Fourth Proportional to 3,705.26, 5,113.11 and 2,133.62

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Solution

The fourth proportional to 3,705.26, 5,113.11 and 2,133.62 is: 2,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.26 : 5,113.11 = 2,133.62 : x
  2. Step 2: Convert to fraction form
    3,705.26/5,113.11 = 2,133.62/x
  3. Step 3: Cross multiply
    3,705.26x = 5,113.11 × 2,133.62
  4. Step 4: Simplify right side
    3,705.26x = 10,909,433.76
  5. Step 5: Solve for x
    x = 10,909,433.76/3,705.26
  6. Step 6: Final answer
    x = 2,944.31

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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.