Home / 4,935.87-7,403.81-1,975.66

Finding the Fourth Proportional to 4,935.87, 7,403.81 and 1,975.66

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Solution

The fourth proportional to 4,935.87, 7,403.81 and 1,975.66 is: 2,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.87 : 7,403.81 = 1,975.66 : x
  2. Step 2: Convert to fraction form
    4,935.87/7,403.81 = 1,975.66/x
  3. Step 3: Cross multiply
    4,935.87x = 7,403.81 × 1,975.66
  4. Step 4: Simplify right side
    4,935.87x = 14,627,382.88
  5. Step 5: Solve for x
    x = 14,627,382.88/4,935.87
  6. Step 6: Final answer
    x = 2,963.49

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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.