Home / 3,353.50-5,035.93-2,185.50

Finding the Fourth Proportional to 3,353.50, 5,035.93 and 2,185.50

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Solution

The fourth proportional to 3,353.50, 5,035.93 and 2,185.50 is: 3,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.50 : 5,035.93 = 2,185.50 : x
  2. Step 2: Convert to fraction form
    3,353.50/5,035.93 = 2,185.50/x
  3. Step 3: Cross multiply
    3,353.50x = 5,035.93 × 2,185.50
  4. Step 4: Simplify right side
    3,353.50x = 11,006,025.02
  5. Step 5: Solve for x
    x = 11,006,025.02/3,353.50
  6. Step 6: Final answer
    x = 3,281.95

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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.