Home / 5,455.52-8,185.34-3,265.80

Finding the Fourth Proportional to 5,455.52, 8,185.34 and 3,265.80

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Solution

The fourth proportional to 5,455.52, 8,185.34 and 3,265.80 is: 4,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.52 : 8,185.34 = 3,265.80 : x
  2. Step 2: Convert to fraction form
    5,455.52/8,185.34 = 3,265.80/x
  3. Step 3: Cross multiply
    5,455.52x = 8,185.34 × 3,265.80
  4. Step 4: Simplify right side
    5,455.52x = 26,731,683.37
  5. Step 5: Solve for x
    x = 26,731,683.37/5,455.52
  6. Step 6: Final answer
    x = 4,899.93

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1.5x scale

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.