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Finding the Fourth Proportional to 5,658.91, 8,477.33 and 3,705.19

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Solution

The fourth proportional to 5,658.91, 8,477.33 and 3,705.19 is: 5,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.91 : 8,477.33 = 3,705.19 : x
  2. Step 2: Convert to fraction form
    5,658.91/8,477.33 = 3,705.19/x
  3. Step 3: Cross multiply
    5,658.91x = 8,477.33 × 3,705.19
  4. Step 4: Simplify right side
    5,658.91x = 31,410,078.62
  5. Step 5: Solve for x
    x = 31,410,078.62/5,658.91
  6. Step 6: Final answer
    x = 5,550.56

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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.