Home / 4,277.97-6,416.47-1,157.79

Finding the Fourth Proportional to 4,277.97, 6,416.47 and 1,157.79

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Solution

The fourth proportional to 4,277.97, 6,416.47 and 1,157.79 is: 1,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.97 : 6,416.47 = 1,157.79 : x
  2. Step 2: Convert to fraction form
    4,277.97/6,416.47 = 1,157.79/x
  3. Step 3: Cross multiply
    4,277.97x = 6,416.47 × 1,157.79
  4. Step 4: Simplify right side
    4,277.97x = 7,428,943.80
  5. Step 5: Solve for x
    x = 7,428,943.80/4,277.97
  6. Step 6: Final answer
    x = 1,736.56

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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.