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Finding the Fourth Proportional to 7,003.29, 9,662.46 and 4,169.23

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Solution

The fourth proportional to 7,003.29, 9,662.46 and 4,169.23 is: 5,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.29 : 9,662.46 = 4,169.23 : x
  2. Step 2: Convert to fraction form
    7,003.29/9,662.46 = 4,169.23/x
  3. Step 3: Cross multiply
    7,003.29x = 9,662.46 × 4,169.23
  4. Step 4: Simplify right side
    7,003.29x = 40,285,018.11
  5. Step 5: Solve for x
    x = 40,285,018.11/7,003.29
  6. Step 6: Final answer
    x = 5,752.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.