Home / 6,211.64-8,569.05-3,854.54

Finding the Fourth Proportional to 6,211.64, 8,569.05 and 3,854.54

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Solution

The fourth proportional to 6,211.64, 8,569.05 and 3,854.54 is: 5,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.64 : 8,569.05 = 3,854.54 : x
  2. Step 2: Convert to fraction form
    6,211.64/8,569.05 = 3,854.54/x
  3. Step 3: Cross multiply
    6,211.64x = 8,569.05 × 3,854.54
  4. Step 4: Simplify right side
    6,211.64x = 33,029,745.99
  5. Step 5: Solve for x
    x = 33,029,745.99/6,211.64
  6. Step 6: Final answer
    x = 5,317.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.