Home / 2,766.58-3,814.95-1,771.90

Finding the Fourth Proportional to 2,766.58, 3,814.95 and 1,771.90

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Solution

The fourth proportional to 2,766.58, 3,814.95 and 1,771.90 is: 2,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.58 : 3,814.95 = 1,771.90 : x
  2. Step 2: Convert to fraction form
    2,766.58/3,814.95 = 1,771.90/x
  3. Step 3: Cross multiply
    2,766.58x = 3,814.95 × 1,771.90
  4. Step 4: Simplify right side
    2,766.58x = 6,759,709.91
  5. Step 5: Solve for x
    x = 6,759,709.91/2,766.58
  6. Step 6: Final answer
    x = 2,443.35

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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.