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Finding the Fourth Proportional to 7,373.64, 10,183.48 and 7,204.12

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Solution

The fourth proportional to 7,373.64, 10,183.48 and 7,204.12 is: 9,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.64 : 10,183.48 = 7,204.12 : x
  2. Step 2: Convert to fraction form
    7,373.64/10,183.48 = 7,204.12/x
  3. Step 3: Cross multiply
    7,373.64x = 10,183.48 × 7,204.12
  4. Step 4: Simplify right side
    7,373.64x = 73,363,011.94
  5. Step 5: Solve for x
    x = 73,363,011.94/7,373.64
  6. Step 6: Final answer
    x = 9,949.36

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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.