Home / 6,344.61-8,759.54-4,076.87

Finding the Fourth Proportional to 6,344.61, 8,759.54 and 4,076.87

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Solution

The fourth proportional to 6,344.61, 8,759.54 and 4,076.87 is: 5,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.61 : 8,759.54 = 4,076.87 : x
  2. Step 2: Convert to fraction form
    6,344.61/8,759.54 = 4,076.87/x
  3. Step 3: Cross multiply
    6,344.61x = 8,759.54 × 4,076.87
  4. Step 4: Simplify right side
    6,344.61x = 35,711,505.84
  5. Step 5: Solve for x
    x = 35,711,505.84/6,344.61
  6. Step 6: Final answer
    x = 5,628.64

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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.