Home / 3,118.46-4,303.37-1,773.95

Finding the Fourth Proportional to 3,118.46, 4,303.37 and 1,773.95

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Solution

The fourth proportional to 3,118.46, 4,303.37 and 1,773.95 is: 2,447.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.46 : 4,303.37 = 1,773.95 : x
  2. Step 2: Convert to fraction form
    3,118.46/4,303.37 = 1,773.95/x
  3. Step 3: Cross multiply
    3,118.46x = 4,303.37 × 1,773.95
  4. Step 4: Simplify right side
    3,118.46x = 7,633,954.34
  5. Step 5: Solve for x
    x = 7,633,954.34/3,118.46
  6. Step 6: Final answer
    x = 2,447.99

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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.