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Finding the Fourth Proportional to 9,997.17, 14,981.17 and 5,623.17

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Solution

The fourth proportional to 9,997.17, 14,981.17 and 5,623.17 is: 8,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.17 : 14,981.17 = 5,623.17 : x
  2. Step 2: Convert to fraction form
    9,997.17/14,981.17 = 5,623.17/x
  3. Step 3: Cross multiply
    9,997.17x = 14,981.17 × 5,623.17
  4. Step 4: Simplify right side
    9,997.17x = 84,241,665.71
  5. Step 5: Solve for x
    x = 84,241,665.71/9,997.17
  6. Step 6: Final answer
    x = 8,426.55

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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.