Home / 4,917.90-7,377.08-1,956.95

Finding the Fourth Proportional to 4,917.90, 7,377.08 and 1,956.95

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Solution

The fourth proportional to 4,917.90, 7,377.08 and 1,956.95 is: 2,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.90 : 7,377.08 = 1,956.95 : x
  2. Step 2: Convert to fraction form
    4,917.90/7,377.08 = 1,956.95/x
  3. Step 3: Cross multiply
    4,917.90x = 7,377.08 × 1,956.95
  4. Step 4: Simplify right side
    4,917.90x = 14,436,530.04
  5. Step 5: Solve for x
    x = 14,436,530.04/4,917.90
  6. Step 6: Final answer
    x = 2,935.51

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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.