Home / 8,322.73-11,485.30-4,545.89

Finding the Fourth Proportional to 8,322.73, 11,485.30 and 4,545.89

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Solution

The fourth proportional to 8,322.73, 11,485.30 and 4,545.89 is: 6,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.73 : 11,485.30 = 4,545.89 : x
  2. Step 2: Convert to fraction form
    8,322.73/11,485.30 = 4,545.89/x
  3. Step 3: Cross multiply
    8,322.73x = 11,485.30 × 4,545.89
  4. Step 4: Simplify right side
    8,322.73x = 52,210,910.42
  5. Step 5: Solve for x
    x = 52,210,910.42/8,322.73
  6. Step 6: Final answer
    x = 6,273.29

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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.