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Finding the Fourth Proportional to 11,497.84, 17,249.88 and 4,103.92

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Solution

The fourth proportional to 11,497.84, 17,249.88 and 4,103.92 is: 6,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.84 : 17,249.88 = 4,103.92 : x
  2. Step 2: Convert to fraction form
    11,497.84/17,249.88 = 4,103.92/x
  3. Step 3: Cross multiply
    11,497.84x = 17,249.88 × 4,103.92
  4. Step 4: Simplify right side
    11,497.84x = 70,792,127.53
  5. Step 5: Solve for x
    x = 70,792,127.53/11,497.84
  6. Step 6: Final answer
    x = 6,156.99

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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.