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Finding the Fourth Proportional to 9,276.57, 12,797.19 and 6,757.50

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Solution

The fourth proportional to 9,276.57, 12,797.19 and 6,757.50 is: 9,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.57 : 12,797.19 = 6,757.50 : x
  2. Step 2: Convert to fraction form
    9,276.57/12,797.19 = 6,757.50/x
  3. Step 3: Cross multiply
    9,276.57x = 12,797.19 × 6,757.50
  4. Step 4: Simplify right side
    9,276.57x = 86,477,011.43
  5. Step 5: Solve for x
    x = 86,477,011.43/9,276.57
  6. Step 6: Final answer
    x = 9,322.09

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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.