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Finding the Fourth Proportional to 9,643.72, 14,460.08 and 3,797.12

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Solution

The fourth proportional to 9,643.72, 14,460.08 and 3,797.12 is: 5,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,643.72 : 14,460.08 = 3,797.12 : x
  2. Step 2: Convert to fraction form
    9,643.72/14,460.08 = 3,797.12/x
  3. Step 3: Cross multiply
    9,643.72x = 14,460.08 × 3,797.12
  4. Step 4: Simplify right side
    9,643.72x = 54,906,658.97
  5. Step 5: Solve for x
    x = 54,906,658.97/9,643.72
  6. Step 6: Final answer
    x = 5,693.51

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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.