Home / 8,725.42-13,088.07-3,531.22

Finding the Fourth Proportional to 8,725.42, 13,088.07 and 3,531.22

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Solution

The fourth proportional to 8,725.42, 13,088.07 and 3,531.22 is: 5,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.42 : 13,088.07 = 3,531.22 : x
  2. Step 2: Convert to fraction form
    8,725.42/13,088.07 = 3,531.22/x
  3. Step 3: Cross multiply
    8,725.42x = 13,088.07 × 3,531.22
  4. Step 4: Simplify right side
    8,725.42x = 46,216,854.55
  5. Step 5: Solve for x
    x = 46,216,854.55/8,725.42
  6. Step 6: Final answer
    x = 5,296.81

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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.