Home / 4,887.33-7,316.40-3,425.68

Finding the Fourth Proportional to 4,887.33, 7,316.40 and 3,425.68

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Solution

The fourth proportional to 4,887.33, 7,316.40 and 3,425.68 is: 5,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.33 : 7,316.40 = 3,425.68 : x
  2. Step 2: Convert to fraction form
    4,887.33/7,316.40 = 3,425.68/x
  3. Step 3: Cross multiply
    4,887.33x = 7,316.40 × 3,425.68
  4. Step 4: Simplify right side
    4,887.33x = 25,063,645.15
  5. Step 5: Solve for x
    x = 25,063,645.15/4,887.33
  6. Step 6: Final answer
    x = 5,128.29

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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.