Home / 5,622.96-8,436.24-3,433.20

Finding the Fourth Proportional to 5,622.96, 8,436.24 and 3,433.20

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Solution

The fourth proportional to 5,622.96, 8,436.24 and 3,433.20 is: 5,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.96 : 8,436.24 = 3,433.20 : x
  2. Step 2: Convert to fraction form
    5,622.96/8,436.24 = 3,433.20/x
  3. Step 3: Cross multiply
    5,622.96x = 8,436.24 × 3,433.20
  4. Step 4: Simplify right side
    5,622.96x = 28,963,299.17
  5. Step 5: Solve for x
    x = 28,963,299.17/5,622.96
  6. Step 6: Final answer
    x = 5,150.90

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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.