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Finding the Fourth Proportional to 11,658.25, 17,502.61 and 6,923.05

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Solution

The fourth proportional to 11,658.25, 17,502.61 and 6,923.05 is: 10,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.25 : 17,502.61 = 6,923.05 : x
  2. Step 2: Convert to fraction form
    11,658.25/17,502.61 = 6,923.05/x
  3. Step 3: Cross multiply
    11,658.25x = 17,502.61 × 6,923.05
  4. Step 4: Simplify right side
    11,658.25x = 121,171,444.16
  5. Step 5: Solve for x
    x = 121,171,444.16/11,658.25
  6. Step 6: Final answer
    x = 10,393.62

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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.