Home / 5,308.07-7,965.57-2,021.19

Finding the Fourth Proportional to 5,308.07, 7,965.57 and 2,021.19

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Solution

The fourth proportional to 5,308.07, 7,965.57 and 2,021.19 is: 3,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.07 : 7,965.57 = 2,021.19 : x
  2. Step 2: Convert to fraction form
    5,308.07/7,965.57 = 2,021.19/x
  3. Step 3: Cross multiply
    5,308.07x = 7,965.57 × 2,021.19
  4. Step 4: Simplify right side
    5,308.07x = 16,099,930.43
  5. Step 5: Solve for x
    x = 16,099,930.43/5,308.07
  6. Step 6: Final answer
    x = 3,033.10

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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.