Home / 5,110.64-7,664.04-1,822.84

Finding the Fourth Proportional to 5,110.64, 7,664.04 and 1,822.84

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Solution

The fourth proportional to 5,110.64, 7,664.04 and 1,822.84 is: 2,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.64 : 7,664.04 = 1,822.84 : x
  2. Step 2: Convert to fraction form
    5,110.64/7,664.04 = 1,822.84/x
  3. Step 3: Cross multiply
    5,110.64x = 7,664.04 × 1,822.84
  4. Step 4: Simplify right side
    5,110.64x = 13,970,318.67
  5. Step 5: Solve for x
    x = 13,970,318.67/5,110.64
  6. Step 6: Final answer
    x = 2,733.58

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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.