Home / 3,160.95-4,360.89-1,834.41

Finding the Fourth Proportional to 3,160.95, 4,360.89 and 1,834.41

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Solution

The fourth proportional to 3,160.95, 4,360.89 and 1,834.41 is: 2,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.95 : 4,360.89 = 1,834.41 : x
  2. Step 2: Convert to fraction form
    3,160.95/4,360.89 = 1,834.41/x
  3. Step 3: Cross multiply
    3,160.95x = 4,360.89 × 1,834.41
  4. Step 4: Simplify right side
    3,160.95x = 7,999,660.22
  5. Step 5: Solve for x
    x = 7,999,660.22/3,160.95
  6. Step 6: Final answer
    x = 2,530.78

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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.