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Finding the Fourth Proportional to 5,658.41, 8,484.53 and 1,960.33

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Solution

The fourth proportional to 5,658.41, 8,484.53 and 1,960.33 is: 2,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.41 : 8,484.53 = 1,960.33 : x
  2. Step 2: Convert to fraction form
    5,658.41/8,484.53 = 1,960.33/x
  3. Step 3: Cross multiply
    5,658.41x = 8,484.53 × 1,960.33
  4. Step 4: Simplify right side
    5,658.41x = 16,632,447.68
  5. Step 5: Solve for x
    x = 16,632,447.68/5,658.41
  6. Step 6: Final answer
    x = 2,939.42

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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.