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Finding the Fourth Proportional to 11,497.82, 17,248.55 and 4,923.45

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Solution

The fourth proportional to 11,497.82, 17,248.55 and 4,923.45 is: 7,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.82 : 17,248.55 = 4,923.45 : x
  2. Step 2: Convert to fraction form
    11,497.82/17,248.55 = 4,923.45/x
  3. Step 3: Cross multiply
    11,497.82x = 17,248.55 × 4,923.45
  4. Step 4: Simplify right side
    11,497.82x = 84,922,348.88
  5. Step 5: Solve for x
    x = 84,922,348.88/11,497.82
  6. Step 6: Final answer
    x = 7,385.96

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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.