Home / 9,276.84-13,905.94-3,729.16

Finding the Fourth Proportional to 9,276.84, 13,905.94 and 3,729.16

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Solution

The fourth proportional to 9,276.84, 13,905.94 and 3,729.16 is: 5,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.84 : 13,905.94 = 3,729.16 : x
  2. Step 2: Convert to fraction form
    9,276.84/13,905.94 = 3,729.16/x
  3. Step 3: Cross multiply
    9,276.84x = 13,905.94 × 3,729.16
  4. Step 4: Simplify right side
    9,276.84x = 51,857,475.21
  5. Step 5: Solve for x
    x = 51,857,475.21/9,276.84
  6. Step 6: Final answer
    x = 5,589.99

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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.