Home / 5,876.55-8,107.29-3,636.90

Finding the Fourth Proportional to 5,876.55, 8,107.29 and 3,636.90

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Solution

The fourth proportional to 5,876.55, 8,107.29 and 3,636.90 is: 5,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.55 : 8,107.29 = 3,636.90 : x
  2. Step 2: Convert to fraction form
    5,876.55/8,107.29 = 3,636.90/x
  3. Step 3: Cross multiply
    5,876.55x = 8,107.29 × 3,636.90
  4. Step 4: Simplify right side
    5,876.55x = 29,485,403.00
  5. Step 5: Solve for x
    x = 29,485,403.00/5,876.55
  6. Step 6: Final answer
    x = 5,017.47

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1.5x scale

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.