Home / 9,545.85-13,168.77-6,189.75

Finding the Fourth Proportional to 9,545.85, 13,168.77 and 6,189.75

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Solution

The fourth proportional to 9,545.85, 13,168.77 and 6,189.75 is: 8,538.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.85 : 13,168.77 = 6,189.75 : x
  2. Step 2: Convert to fraction form
    9,545.85/13,168.77 = 6,189.75/x
  3. Step 3: Cross multiply
    9,545.85x = 13,168.77 × 6,189.75
  4. Step 4: Simplify right side
    9,545.85x = 81,511,394.11
  5. Step 5: Solve for x
    x = 81,511,394.11/9,545.85
  6. Step 6: Final answer
    x = 8,538.94

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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.