Home / 11,990.05-16,545.94-6,953.95

Finding the Fourth Proportional to 11,990.05, 16,545.94 and 6,953.95

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Solution

The fourth proportional to 11,990.05, 16,545.94 and 6,953.95 is: 9,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990.05 : 16,545.94 = 6,953.95 : x
  2. Step 2: Convert to fraction form
    11,990.05/16,545.94 = 6,953.95/x
  3. Step 3: Cross multiply
    11,990.05x = 16,545.94 × 6,953.95
  4. Step 4: Simplify right side
    11,990.05x = 115,059,639.46
  5. Step 5: Solve for x
    x = 115,059,639.46/11,990.05
  6. Step 6: Final answer
    x = 9,596.26

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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.