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Finding the Fourth Proportional to 9,351.57, 14,015.19 and 3,798.42

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Solution

The fourth proportional to 9,351.57, 14,015.19 and 3,798.42 is: 5,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.57 : 14,015.19 = 3,798.42 : x
  2. Step 2: Convert to fraction form
    9,351.57/14,015.19 = 3,798.42/x
  3. Step 3: Cross multiply
    9,351.57x = 14,015.19 × 3,798.42
  4. Step 4: Simplify right side
    9,351.57x = 53,235,578.00
  5. Step 5: Solve for x
    x = 53,235,578.00/9,351.57
  6. Step 6: Final answer
    x = 5,692.69

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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.