Home / 9,276.75-12,801.96-5,550.75

Finding the Fourth Proportional to 9,276.75, 12,801.96 and 5,550.75

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Solution

The fourth proportional to 9,276.75, 12,801.96 and 5,550.75 is: 7,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.75 : 12,801.96 = 5,550.75 : x
  2. Step 2: Convert to fraction form
    9,276.75/12,801.96 = 5,550.75/x
  3. Step 3: Cross multiply
    9,276.75x = 12,801.96 × 5,550.75
  4. Step 4: Simplify right side
    9,276.75x = 71,060,479.47
  5. Step 5: Solve for x
    x = 71,060,479.47/9,276.75
  6. Step 6: Final answer
    x = 7,660.06

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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.