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Finding the Fourth Proportional to 6,359.94, 8,776.41 and 3,527.09

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Solution

The fourth proportional to 6,359.94, 8,776.41 and 3,527.09 is: 4,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.94 : 8,776.41 = 3,527.09 : x
  2. Step 2: Convert to fraction form
    6,359.94/8,776.41 = 3,527.09/x
  3. Step 3: Cross multiply
    6,359.94x = 8,776.41 × 3,527.09
  4. Step 4: Simplify right side
    6,359.94x = 30,955,157.19
  5. Step 5: Solve for x
    x = 30,955,157.19/6,359.94
  6. Step 6: Final answer
    x = 4,867.21

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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.