Home / 9,545.80-13,185.82-7,957.64

Finding the Fourth Proportional to 9,545.80, 13,185.82 and 7,957.64

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Solution

The fourth proportional to 9,545.80, 13,185.82 and 7,957.64 is: 10,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.80 : 13,185.82 = 7,957.64 : x
  2. Step 2: Convert to fraction form
    9,545.80/13,185.82 = 7,957.64/x
  3. Step 3: Cross multiply
    9,545.80x = 13,185.82 × 7,957.64
  4. Step 4: Simplify right side
    9,545.80x = 104,928,008.66
  5. Step 5: Solve for x
    x = 104,928,008.66/9,545.80
  6. Step 6: Final answer
    x = 10,992.06

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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.