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Finding the Fourth Proportional to 6,957.73, 10,436.64 and 1,763.61

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Solution

The fourth proportional to 6,957.73, 10,436.64 and 1,763.61 is: 2,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.73 : 10,436.64 = 1,763.61 : x
  2. Step 2: Convert to fraction form
    6,957.73/10,436.64 = 1,763.61/x
  3. Step 3: Cross multiply
    6,957.73x = 10,436.64 × 1,763.61
  4. Step 4: Simplify right side
    6,957.73x = 18,406,162.67
  5. Step 5: Solve for x
    x = 18,406,162.67/6,957.73
  6. Step 6: Final answer
    x = 2,645.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.