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Finding the Fourth Proportional to 9,651.75, 14,477.63 and 2,726.43

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Solution

The fourth proportional to 9,651.75, 14,477.63 and 2,726.43 is: 4,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.75 : 14,477.63 = 2,726.43 : x
  2. Step 2: Convert to fraction form
    9,651.75/14,477.63 = 2,726.43/x
  3. Step 3: Cross multiply
    9,651.75x = 14,477.63 × 2,726.43
  4. Step 4: Simplify right side
    9,651.75x = 39,472,231.13
  5. Step 5: Solve for x
    x = 39,472,231.13/9,651.75
  6. Step 6: Final answer
    x = 4,089.65

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Half scale
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Double scale
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Similar ratio
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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.