Home / 2,455.75-3,377.32-1,952.47

Finding the Fourth Proportional to 2,455.75, 3,377.32 and 1,952.47

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Solution

The fourth proportional to 2,455.75, 3,377.32 and 1,952.47 is: 2,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.75 : 3,377.32 = 1,952.47 : x
  2. Step 2: Convert to fraction form
    2,455.75/3,377.32 = 1,952.47/x
  3. Step 3: Cross multiply
    2,455.75x = 3,377.32 × 1,952.47
  4. Step 4: Simplify right side
    2,455.75x = 6,594,115.98
  5. Step 5: Solve for x
    x = 6,594,115.98/2,455.75
  6. Step 6: Final answer
    x = 2,685.17

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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.