Home / 5,662.28-8,490.18-2,372.60

Finding the Fourth Proportional to 5,662.28, 8,490.18 and 2,372.60

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Solution

The fourth proportional to 5,662.28, 8,490.18 and 2,372.60 is: 3,557.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.28 : 8,490.18 = 2,372.60 : x
  2. Step 2: Convert to fraction form
    5,662.28/8,490.18 = 2,372.60/x
  3. Step 3: Cross multiply
    5,662.28x = 8,490.18 × 2,372.60
  4. Step 4: Simplify right side
    5,662.28x = 20,143,801.07
  5. Step 5: Solve for x
    x = 20,143,801.07/5,662.28
  6. Step 6: Final answer
    x = 3,557.54

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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.