Home / 8,725.48-13,088.94-3,530.68

Finding the Fourth Proportional to 8,725.48, 13,088.94 and 3,530.68

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Solution

The fourth proportional to 8,725.48, 13,088.94 and 3,530.68 is: 5,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.48 : 13,088.94 = 3,530.68 : x
  2. Step 2: Convert to fraction form
    8,725.48/13,088.94 = 3,530.68/x
  3. Step 3: Cross multiply
    8,725.48x = 13,088.94 × 3,530.68
  4. Step 4: Simplify right side
    8,725.48x = 46,212,858.68
  5. Step 5: Solve for x
    x = 46,212,858.68/8,725.48
  6. Step 6: Final answer
    x = 5,296.31

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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.