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Finding the Fourth Proportional to 6,305.57, 9,455.21 and 3,673.99

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Solution

The fourth proportional to 6,305.57, 9,455.21 and 3,673.99 is: 5,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.57 : 9,455.21 = 3,673.99 : x
  2. Step 2: Convert to fraction form
    6,305.57/9,455.21 = 3,673.99/x
  3. Step 3: Cross multiply
    6,305.57x = 9,455.21 × 3,673.99
  4. Step 4: Simplify right side
    6,305.57x = 34,738,304.98
  5. Step 5: Solve for x
    x = 34,738,304.98/6,305.57
  6. Step 6: Final answer
    x = 5,509.15

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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.