Home / 3,558.56-5,333.51-2,518.86

Finding the Fourth Proportional to 3,558.56, 5,333.51 and 2,518.86

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Solution

The fourth proportional to 3,558.56, 5,333.51 and 2,518.86 is: 3,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.56 : 5,333.51 = 2,518.86 : x
  2. Step 2: Convert to fraction form
    3,558.56/5,333.51 = 2,518.86/x
  3. Step 3: Cross multiply
    3,558.56x = 5,333.51 × 2,518.86
  4. Step 4: Simplify right side
    3,558.56x = 13,434,391.30
  5. Step 5: Solve for x
    x = 13,434,391.30/3,558.56
  6. Step 6: Final answer
    x = 3,775.24

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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.