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Finding the Fourth Proportional to 7,092.93, 10,623.18 and 3,397.77

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Solution

The fourth proportional to 7,092.93, 10,623.18 and 3,397.77 is: 5,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.93 : 10,623.18 = 3,397.77 : x
  2. Step 2: Convert to fraction form
    7,092.93/10,623.18 = 3,397.77/x
  3. Step 3: Cross multiply
    7,092.93x = 10,623.18 × 3,397.77
  4. Step 4: Simplify right side
    7,092.93x = 36,095,122.31
  5. Step 5: Solve for x
    x = 36,095,122.31/7,092.93
  6. Step 6: Final answer
    x = 5,088.89

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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.