Home / 3,734.16-5,153.16-2,162.64

Finding the Fourth Proportional to 3,734.16, 5,153.16 and 2,162.64

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Solution

The fourth proportional to 3,734.16, 5,153.16 and 2,162.64 is: 2,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.16 : 5,153.16 = 2,162.64 : x
  2. Step 2: Convert to fraction form
    3,734.16/5,153.16 = 2,162.64/x
  3. Step 3: Cross multiply
    3,734.16x = 5,153.16 × 2,162.64
  4. Step 4: Simplify right side
    3,734.16x = 11,144,429.94
  5. Step 5: Solve for x
    x = 11,144,429.94/3,734.16
  6. Step 6: Final answer
    x = 2,984.45

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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.