Home / 3,263.76-4,891.73-1,877.72

Finding the Fourth Proportional to 3,263.76, 4,891.73 and 1,877.72

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Solution

The fourth proportional to 3,263.76, 4,891.73 and 1,877.72 is: 2,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.76 : 4,891.73 = 1,877.72 : x
  2. Step 2: Convert to fraction form
    3,263.76/4,891.73 = 1,877.72/x
  3. Step 3: Cross multiply
    3,263.76x = 4,891.73 × 1,877.72
  4. Step 4: Simplify right side
    3,263.76x = 9,185,265.41
  5. Step 5: Solve for x
    x = 9,185,265.41/3,263.76
  6. Step 6: Final answer
    x = 2,814.32

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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.