Home / 6,724.88-9,276.48-5,584.08

Finding the Fourth Proportional to 6,724.88, 9,276.48 and 5,584.08

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Solution

The fourth proportional to 6,724.88, 9,276.48 and 5,584.08 is: 7,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.88 : 9,276.48 = 5,584.08 : x
  2. Step 2: Convert to fraction form
    6,724.88/9,276.48 = 5,584.08/x
  3. Step 3: Cross multiply
    6,724.88x = 9,276.48 × 5,584.08
  4. Step 4: Simplify right side
    6,724.88x = 51,800,606.44
  5. Step 5: Solve for x
    x = 51,800,606.44/6,724.88
  6. Step 6: Final answer
    x = 7,702.83

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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.