Home / 3,684.18-5,526.78-1,343.84

Finding the Fourth Proportional to 3,684.18, 5,526.78 and 1,343.84

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Solution

The fourth proportional to 3,684.18, 5,526.78 and 1,343.84 is: 2,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.18 : 5,526.78 = 1,343.84 : x
  2. Step 2: Convert to fraction form
    3,684.18/5,526.78 = 1,343.84/x
  3. Step 3: Cross multiply
    3,684.18x = 5,526.78 × 1,343.84
  4. Step 4: Simplify right side
    3,684.18x = 7,427,108.04
  5. Step 5: Solve for x
    x = 7,427,108.04/3,684.18
  6. Step 6: Final answer
    x = 2,015.95

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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.