Home / 5,636.73-8,455.09-2,261.05

Finding the Fourth Proportional to 5,636.73, 8,455.09 and 2,261.05

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Solution

The fourth proportional to 5,636.73, 8,455.09 and 2,261.05 is: 3,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.73 : 8,455.09 = 2,261.05 : x
  2. Step 2: Convert to fraction form
    5,636.73/8,455.09 = 2,261.05/x
  3. Step 3: Cross multiply
    5,636.73x = 8,455.09 × 2,261.05
  4. Step 4: Simplify right side
    5,636.73x = 19,117,354.45
  5. Step 5: Solve for x
    x = 19,117,354.45/5,636.73
  6. Step 6: Final answer
    x = 3,391.57

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Similar ratio
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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.