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Finding the Fourth Proportional to 9,745.43, 14,618.14 and 5,582.54

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Solution

The fourth proportional to 9,745.43, 14,618.14 and 5,582.54 is: 8,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.43 : 14,618.14 = 5,582.54 : x
  2. Step 2: Convert to fraction form
    9,745.43/14,618.14 = 5,582.54/x
  3. Step 3: Cross multiply
    9,745.43x = 14,618.14 × 5,582.54
  4. Step 4: Simplify right side
    9,745.43x = 81,606,373.86
  5. Step 5: Solve for x
    x = 81,606,373.86/9,745.43
  6. Step 6: Final answer
    x = 8,373.81

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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.