Home / 2,372.18-3,558.33-2,101.64

Finding the Fourth Proportional to 2,372.18, 3,558.33 and 2,101.64

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Solution

The fourth proportional to 2,372.18, 3,558.33 and 2,101.64 is: 3,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.18 : 3,558.33 = 2,101.64 : x
  2. Step 2: Convert to fraction form
    2,372.18/3,558.33 = 2,101.64/x
  3. Step 3: Cross multiply
    2,372.18x = 3,558.33 × 2,101.64
  4. Step 4: Simplify right side
    2,372.18x = 7,478,310.87
  5. Step 5: Solve for x
    x = 7,478,310.87/2,372.18
  6. Step 6: Final answer
    x = 3,152.51

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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.