Home / 3,365.10-5,045.58-1,255.86

Finding the Fourth Proportional to 3,365.10, 5,045.58 and 1,255.86

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Solution

The fourth proportional to 3,365.10, 5,045.58 and 1,255.86 is: 1,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.10 : 5,045.58 = 1,255.86 : x
  2. Step 2: Convert to fraction form
    3,365.10/5,045.58 = 1,255.86/x
  3. Step 3: Cross multiply
    3,365.10x = 5,045.58 × 1,255.86
  4. Step 4: Simplify right side
    3,365.10x = 6,336,542.10
  5. Step 5: Solve for x
    x = 6,336,542.10/3,365.10
  6. Step 6: Final answer
    x = 1,883.02

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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.