Home / 3,671.81-5,504.45-2,355.95

Finding the Fourth Proportional to 3,671.81, 5,504.45 and 2,355.95

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Solution

The fourth proportional to 3,671.81, 5,504.45 and 2,355.95 is: 3,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.81 : 5,504.45 = 2,355.95 : x
  2. Step 2: Convert to fraction form
    3,671.81/5,504.45 = 2,355.95/x
  3. Step 3: Cross multiply
    3,671.81x = 5,504.45 × 2,355.95
  4. Step 4: Simplify right side
    3,671.81x = 12,968,187.35
  5. Step 5: Solve for x
    x = 12,968,187.35/3,671.81
  6. Step 6: Final answer
    x = 3,531.82

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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.