Home / 3,410.15-4,707.66-2,153.03

Finding the Fourth Proportional to 3,410.15, 4,707.66 and 2,153.03

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Solution

The fourth proportional to 3,410.15, 4,707.66 and 2,153.03 is: 2,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.15 : 4,707.66 = 2,153.03 : x
  2. Step 2: Convert to fraction form
    3,410.15/4,707.66 = 2,153.03/x
  3. Step 3: Cross multiply
    3,410.15x = 4,707.66 × 2,153.03
  4. Step 4: Simplify right side
    3,410.15x = 10,135,709.67
  5. Step 5: Solve for x
    x = 10,135,709.67/3,410.15
  6. Step 6: Final answer
    x = 2,972.22

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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.