Home / 8,725.17-13,087.70-3,530.97

Finding the Fourth Proportional to 8,725.17, 13,087.70 and 3,530.97

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Solution

The fourth proportional to 8,725.17, 13,087.70 and 3,530.97 is: 5,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.17 : 13,087.70 = 3,530.97 : x
  2. Step 2: Convert to fraction form
    8,725.17/13,087.70 = 3,530.97/x
  3. Step 3: Cross multiply
    8,725.17x = 13,087.70 × 3,530.97
  4. Step 4: Simplify right side
    8,725.17x = 46,212,258.41
  5. Step 5: Solve for x
    x = 46,212,258.41/8,725.17
  6. Step 6: Final answer
    x = 5,296.43

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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.