Home / 2,763.45-3,813.62-1,700.82

Finding the Fourth Proportional to 2,763.45, 3,813.62 and 1,700.82

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Solution

The fourth proportional to 2,763.45, 3,813.62 and 1,700.82 is: 2,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.45 : 3,813.62 = 1,700.82 : x
  2. Step 2: Convert to fraction form
    2,763.45/3,813.62 = 1,700.82/x
  3. Step 3: Cross multiply
    2,763.45x = 3,813.62 × 1,700.82
  4. Step 4: Simplify right side
    2,763.45x = 6,486,281.17
  5. Step 5: Solve for x
    x = 6,486,281.17/2,763.45
  6. Step 6: Final answer
    x = 2,347.17

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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.